Roof flashings are crucial for maintaining the integrity and longevity of a building's roof. Constructed from durable materials like metal, rubber, or plastic, they are designed to withstand harsh weather and resist corrosion. Flashings prevent water or moisture from penetrating roofing joints or intersections, such as chimneys, vent pipes, and skylights. By forming a watertight barrier, roof flashings redirect water away from these vulnerable areas, protecting the roof structure, insulation, and interior from potential water damage.

Roof Flashings

Products 49-96 of 167
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Portals Plus - Deck-Mate, Hi-Temp Silicone (Terra-Cotta)
Accommodates projections from 1/4"-26" dia., and works in conjunction with any...
Price: $19.95
Availability: In Stock
Portals Plus

    Designed to accommodate projections from .125" to 26" in diameter, and work in conjunction with any configuration of corrugated metal roof. Comes in two styles, standard for normal projection flashing and retrofit style for use with projections that can not be disconnected. Engineered so the aluminum flanged base bends to any contours, roof irregularities, or pitches. Seals watertight to the roof panel with an approved sealant and standard roofing fasteners. Available in two materials - EPDM...

    Aztec Washer Company, #SQ101BA Master Flash Square...
    Made of Black EPDM, resistant to weathering from ozone and ultraviolet light
    Price: $7.35
    Availability: In Stock
    Aztec Washer Company, Inc. Item #: 204-SQ101BA -

      This standard roof flashing's flexible design meets virtually all roofing needs. Made of EPDM, the flashings are compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light. Easy on-site customization allows for easy installation in usually five minutes, and the flexible soft aluminum base is designed to form a seal on most panel configurations and roof pitches regardless of pipe location. Select the appropriate Master Flash for pipe or duct diameter. For...

      Portals Plus 32025, Curb Cover w/412 Cap, Tan
      Small Cover & Cap w/ C-412 tan Cap
      Price: $135.95
      Availability: In Stock
      Portals Plus Item #: POR-32025 -

        Pipe Portal with C-412 Cap Furnish and install the Portals Plus Pipe Portal System at all points where up to four pipes 1" - 2" in diameter penetrate the roof. The Pipe Portal shall include an 18 gauge galvanized roof curb model RC-___A with integral base plate, continuously welded corner seams, factory-installed wood nailer, and 1.5" 3lb. rigid fiberglass insulation. The Pipe Portal shall be furnished with a laminated, acrylic coated, ABS plastic curb cover with pre-punched holes and molded...

        Portals Plus 38101, Small RC-2A Straight Sided Roof Curb-...
        SM RC-2A Straight Sided Roof Curb- 18" High
        Price: $340.45
        Availability: In Stock
        Portals Plus Item #: POR-38101 -

          Small RC-2A Straight Sided Curb for decks with lightweight fill or tapered insulation. Portals Plus #38101 RC-2A Small Straight Sided Roof Curb is 5-Hole pipe portal flashing system. It is engineered to provide a weather proof seal with any roof penetration. The EPDM caps and ABS cover provide excellent weather resistance. The EPDM caps are designed to fit. 1/2 inch - 2 1/2 inch nominal pipe. The EPDM rubber have a serviceable temperature range of -60°F to +270°F and resistant to ozone and...

          Aztec Washer Company, #SQ101GA Master Flash Square...
          Made of Gray EPDM, resistant to weathering from ozone and ultraviolet light
          Price: $7.35
          Availability: In Stock
          Aztec Washer Company, Inc. Item #: 204-SQ101GA -

            This standard roof flashing's flexible design meets virtually all roofing needs. Made of EPDM, the flashings are compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light. Easy on-site customization allows for easy installation in usually five minutes, and the flexible soft aluminum base is designed to form a seal on most panel configurations and roof pitches regardless of pipe location. Select the appropriate Master Flash for pipe or duct diameter. For...

            Aztec Washer Company, #SQ301GA Master Flash Square...
            Made of Gray EPDM, resistant to weathering from ozone and ultraviolet light
            Price: $11.45
            Availability: In Stock
            Aztec Washer Company, Inc. Item #: 204-SQ301GA -

              This standard roof flashing's flexible design meets virtually all roofing needs. Made of EPDM, the flashings are compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light. Easy on-site customization allows for easy installation in usually five minutes, and the flexible soft aluminum base is designed to form a seal on most panel configurations and roof pitches regardless of pipe location. Select the appropriate Master Flash for pipe or duct diameter. For...

              Aztec Washer Company, #RD301BE Universal Master Flash...
              Made of Black EPDM, resistant to weathering from ozone and ultraviolet light
              Price: $11.45
              Availability: In Stock
              Aztec Washer Company, Inc. Item #: 204-RD301BE -

                This standard roof flashing's flexible design meets virtually all roofing needs. Made of EPDM, the flashings are compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light. Easy on-site customization allows for easy installation in usually five minutes, and the flexible soft aluminum base is designed to form a seal on most panel configurations and roof pitches regardless of pipe location. Select the appropriate Master Flash for pipe or duct diameter. For...

                Portals Plus 22025, Alumi-Flash Standard Base w/212 Black...
                Standard Base w/212 Black Cap
                Price: $124.55
                Availability: In Stock
                Portals Plus Item #: POR-22025 -

                  Features:  Furnish and install the Portals Plus Standard Alumi-Flash at all points where up to two pipes .375" - 1" and up to two pipes 1" - 2" in diameter are penetrating the roof.The Standard Alumi-Flash shall include a.060" spun aluminum base unit with a height of 4" and a base diameter of 14". The 8 "collared opening shall have two beaded sealing rings roll-formed into the top edge. An EPDM (Ethylene Propylene Diene Monomer) compression molded cap model C-212 shall be utilized. All...

                  Portals Plus 29235, C412 Black Cap w/Clamps
                  All Caps include stainless steel Snaplock Clamps.
                  Price: $63.45
                  Availability: In Stock
                  Portals Plus Item #: POR-29235 -

                    Each boot can handle up to four pipes. Each Cap Hhndles 4 pipes, 1 to 2 inch OD. Four stainless steel adjustable clamps for each cap are provided to secure the cap around pipe penetrations. The flexible EPDM cap eliminates roof leaks because penetrations can expand, contract, and vibrate independently of the roofing system. Used together with Alumi-Flash or Plasti-Flash Base. The EPDM cap is mechanically sealed to a Alumi-Flash or Plasti-Flash base (not supplied) by a double "Weather-Tite...

                    Oatey, #11930 All-Flash No-Calk Highrise Roof Flashing...
                    Slides over pipe for pitch 10 to 60 degrees
                    Price: $12.15
                    Availability: In Stock
                    Oatey Item #: OATEY-11930 -

                      Oatey® High-Rise® Thermoplastic All-Flash® No-Calk® Roof Flashings feature a patented design that allows use on multiple pipe sizes in commercial and residential applications that require a watertight seal for roof penetrations around the plumbing vent pipe. Roof Flashing slides over DWV pipe for pitch to 60 degreesAll-Flash collar has tear-away ring allowing flashing to seal various pipe diametersNon-fading, non-cracking rigid black thermoplastic baseNon-fading sealing collarApproved for Type...

                      Portals Plus Deck-Mate Gray EPDM w/ Clamp
                      Deck-Mate Gray EPDM w/ Clamp 1/8" - 26"
                      Price: $9.95
                      Availability: In Stock
                      Portals Plus

                        Features: Flashings for metal roof and wall systemsThe Deck-Mate flashing incorporates a stepped profile which creates a compression seal between the schedule 40 piping and the flashing.Designed with proper reinforcing ribs to allow the flashing to maintain rigidity and the shape of the product. By combining the stepped profile and the reinforcing ribs, the product will properly accommodate the use of a stainless steel clamp. The clamp is crucial in maintaining a water-tight seal for years to...

                        RACE - Flexible Lead Vent and Pipe Flashing, 2.5 lbs
                        Flexible 2.5 lb lead vent and pipe roof flashing,
                        Price: Choose Size
                        Availability: In Stock
                        RACE

                          Multi-pitch lead roof flashing are made from the highest quality and longest life materials; Ideal for all types of roofing applications. Place over PVC Pipes or cast iron pipes on a shingle or flat roof. Features- All lead construction for long lifeCan be molded to fit on shingle, clay or metal roofsFlexible up to approximately 14 degrees to fit any roof pitch up to 17/12Fits 3", 4", 5", and 6" DWV pipe Danger Lead Product ...

                          Aztec Washer Company, #RF201BP Retrofit Master Flash (4" -...
                          For existing applications where a standard pull over flashing cannot be installed.
                          Price: $32.95
                          Availability: In Stock
                          Aztec Washer Company, Inc. Item #: 204-RF201BP -

                            Designed to seal existing pipes/vents where a standard pull over flashing cannot be assembled. The split design allows for an easy wrap around installation. Weather Resistant: Black EPDM, designed to withstand the damaging effects of the ultra violet light and ozoneModification: Easy to see pipe diameters makes for easy on site customizationBase: Designed to conform to most panel configurations and roof pitch regardless of the pipe location*Snap rivets and Cable tie's included* ...

                            Portals Plus 32005, Curb Cover w/126 Cap, Tan
                            Small Cover & Cap w/ C-126 Black Cap
                            Price: $135.95
                            Availability: In Stock
                            Portals Plus Item #: POR-32005 -

                              Pipe Portal with C-126 Cap Furnish and install the Portals Plus Pipe Portal System at all points where one penetration 2" - 6" in diameter penetrates the roof. The Pipe Portal shall include an 18gauge galvanized roof curb model RC-___A with integral base plate, continuously welded corner seams, factory-installed wood nailer, and 1.5" 3lb. rigid fiberglass insulation. The Pipe Portal shall be furnished with a laminated, acrylic coated, ABS plastic curb cover...

                              Aztec Washer Company, #MFSQ101BA Multi-Flash Square Vent...
                              Multi-Flash Square Vent: Standard 3/4 in. - 5 in. Retrofit 1-1/2 in. - 4 in.
                              Price: $27.45
                              Availability: In Stock
                              Aztec Washer Company, Inc. Item #: 204-MFSQ101BA -

                                This Muli-Flash square vent can be used as a Standard flash or when cut open it can be used as a Retrofit. Retrofit flashings are used in applications where you cannot slide the flashing over/down a penetration. The Retrofit flashing is split to allow you to wrap the penetration and form a permanent sealFeatures:Weather Protection:Made of EPDM, these flashings are compounded specifically for maximum resistance to weathering due to ozone and ultra violet lightAdaptable Base:The base is designed...

                                Aztec Washer Company, #SQ201GA Master Flash Square...
                                Made of Gray EPDM, resistant to weathering from ozone and ultraviolet light
                                Price: $9.95
                                Availability: In Stock
                                Aztec Washer Company, Inc. Item #: 204-SQ201GA -

                                  This standard roof flashing's flexible design meets virtually all roofing needs. Made of EPDM, the flashings are compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light. Easy on-site customization allows for easy installation in usually five minutes, and the flexible soft aluminum base is designed to form a seal on most panel configurations and roof pitches regardless of pipe location. Select the appropriate Master Flash for pipe or duct diameter. For...

                                  Portals Plus 24045, Alumi-Flash Extra Tall Base w/481...
                                  Extra Tall Base w/481 Black Cap
                                  Price: $208.45
                                  Availability: In Stock
                                  Portals Plus Item #: POR-24045 -

                                    Furnish and install the Portals Plus Extra TallAlumi-Flash at all points where up to four pipes 1" - 2" in diameter penetrate the roof. The Extra Tall Alumi-Flash shall include a .060" spun aluminum base unit with a height of 13" and a base diameter of 14". The 8" collared opening shall have two beaded sealing rings roll-formed into the top edge. An EPDM (Ethylene Propylene Diene Monomer)compression molded cap model C-412 shall be utilized. All Caps shall include PortalsPlus' stainless steel...

                                    Portals Plus 32041, Large Curb Cover w/182 Cap, Tan
                                    Large Cover & Cap w/ C-182 Black Caps
                                    Price: $208.60
                                    Availability: In Stock
                                    Portals Plus Item #: POR-32041 -

                                      Pipe Portal with C-182 Cap Furnish and install the Portals Plus Pipe Portal System at all points where pipes 8" - 12" in diameter penetrate the roof. The Pipe Portal shall include an 18 gauge galvanized roof curb model RC-___A with integral base plate, continuously welded corner seams, factory-installed wood nailer and, 1.5" 3lb. rigid fiberglass insulation. The Pipe Portal shall be furnished with a laminated, acrylic coated, ABS plastic curb cover with pre-punched holes and molded sealing...

                                      Universal Master Flash Round Flashing - #2 (1 3/4 in. - 3...
                                      Made of Black EPDM, resistant to weathering from ozone and ultraviolet light
                                      Price: $8.85
                                      Availability: In Stock
                                      Aztec Washer Company, Inc. Item #: 204-RD201BE -

                                        This standard roof flashing's flexible design meets virtually all roofing needs. Made of EPDM, the flashings are compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light. Easy on-site customization allows for easy installation in usually five minutes, and the flexible soft aluminum base is designed to form a seal on most panel configurations and roof pitches regardless of pipe location. Select the appropriate Master Flash for pipe or duct diameter. For...

                                        Aztec Washer Company, #SQ601BA Master Flash Square...
                                        Made of Black EPDM, resistant to weathering from ozone and ultraviolet light
                                        Price: $20.55
                                        Availability: In Stock
                                        Aztec Washer Company, Inc. Item #: 204-SQ601BA -

                                          This standard roof flashing's flexible design meets virtually all roofing needs. Made of EPDM, the flashings are compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light. Easy on-site customization allows for easy installation in usually five minutes, and the flexible soft aluminum base is designed to form a seal on most panel configurations and roof pitches regardless of pipe location. Select the appropriate Master Flash for pipe or duct diameter. For...

                                          Portals Plus 24025, Alumi-Flash Extra Tall Base w/212...
                                          Extra Tall Base w/212 Black Cap
                                          Price: $208.45
                                          Availability: In Stock
                                          Portals Plus Item #: POR-24025 -

                                            Furnish and install the Portals Plus Extra Tall Alumi-Flash at all points where up to two pipes .375" - 1" in diameter and up to two pipes 1" - 2" in diameter penetrate the roof.The Extra Tall Alumi-Flash shall include a.060" spun aluminum base unit with a height of 13" and a base diameter of 14". The 8" collared opening shall have two beaded sealing rings roll-formed into the top edge. An EPDM (Ethylene Propylene Diene Monomer)compression molded cap model C-212 shall be utilized. All Caps...

                                            Aztec Washer Company, #SQ801BA Master Flash Square...
                                            Made of Black EPDM, resistant to weathering from ozone and ultraviolet light
                                            Price: $37.75
                                            Availability: In Stock
                                            Aztec Washer Company, Inc. Item #: 204-SQ801BA -

                                              This standard roof flashing's flexible design meets virtually all roofing needs. Made of EPDM, the flashings are compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light. Easy on-site customization allows for easy installation in usually five minutes, and the flexible soft aluminum base is designed to form a seal on most panel configurations and roof pitches regardless of pipe location. Select the appropriate Master Flash for pipe or duct diameter. For...

                                              Portals Plus - Small Pipe Boot, 42100, 42130, 42500, 1"-3" ...
                                              Small Pipe boot EPDM, 1" - 3"
                                              Price: Choose Option
                                              Availability: In Stock
                                              Portals Plus

                                                Round-base boots help protect circular openings in a roof from rain, snow, and other weather. They come in various configurations depending on the number and size of the pipes, the roof's pitch, and more. 42100 & 42130 - SMALL-BLACK WITH CLAMP - EPDM 1"- 3" Furnish and install the Portals Plus Small Pipe Boot at all points where any projection penetrates the roof system, and is less than 3" in diameter.The Small Pipe Boot shall include 60 mil EPDM or HYPALON compression molded body.The Small...

                                                Aztec Washer Company, #SQ401GA Master Flash Square...
                                                Made of Gray EPDM, resistant to weathering from ozone and ultraviolet light
                                                Price: $15.95
                                                Availability: In Stock
                                                Aztec Washer Company, Inc. Item #: 204-SQ401GA -

                                                  This standard roof flashing's flexible design meets virtually all roofing needs. Made of EPDM, the flashings are compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light. Easy on-site customization allows for easy installation in usually five minutes, and the flexible soft aluminum base is designed to form a seal on most panel configurations and roof pitches regardless of pipe location. Select the appropriate Master Flash for pipe or duct diameter. For...

                                                  Oatey, #12944 No-Calk All-Flash Color-Flash Roof Flashing...
                                                  Matches the color of your roof
                                                  Price: $10.25
                                                  Availability: In Stock
                                                  Oatey Item #: OATEY-12944 -

                                                    Oatey® Color-Flash® All-Flash® No-Calk® Roof Flashings feature a color base designed to match roof color in commercial and residential applications that require a watertight seal for roof penetrations around the plumbing vent pipe. Self-sealing collar slides over pipe and requires no caulking. Oatey products have earned the trust of plumbing professionals for over 100 years. Patented All-Flash® collar design allows use on multiple pipe sizesRustproof stamped aluminum base allows for easy...

                                                    Aztec Washer Company, #RD901GG Universal Master Flash...
                                                    Made of Gray EPDM, resistant to weathering from ozone and ultraviolet light
                                                    Price: $61.55
                                                    Availability: In Stock
                                                    Aztec Washer Company, Inc. Item #: 204-RD901GG -

                                                      This standard roof flashing's flexible design meets virtually all roofing needs. Made of EPDM, the flashings are compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light. Easy on-site customization allows for easy installation in usually five minutes, and the flexible soft aluminum base is designed to form a seal on most panel configurations and roof pitches regardless of pipe location. Select the appropriate Master Flash for pipe or duct diameter. For...

                                                      GreenWeld - PVB Lead-Free Armored Flashing System, 19.5'...
                                                      The Greenweld Armored Flashing System is a PVB Lead Alternative
                                                      Price: Choose Size
                                                      Availability: In Stock
                                                      GreenWeld

                                                        GreenWeld PVB Lead Sheet Alternative GreenWeld is the new industry standard for armored flashing systems. It is a LEAD-FREE monolithic sheet that provides strong waterproofing protection for a variety of flashing applications. It's heat-weldable; easy to use; non-toxic; sustainable; flexible; lightweight; malleable; moldable & durable. GreenWeld is made up of expanded aluminum mesh reinforcement bonded with a lonolithic layer of modified polyvinyl butyral (PVB). A release liner of each side of...

                                                        Oatey, #12806 SideFlash Vertical Flashing 3 in. - 6 in.
                                                        Where a watertight seal of piping penetrations through outside walls is required
                                                        Price: $9.15
                                                        Availability: In Stock
                                                        Oatey Item #: OATEY-12806 -

                                                          Oatey® Sideflash™ Vertical Flashings are designed to seal around piping, electrical and other utility penetrations through outside walls. The product features a hard plastic panel with an elastomeric collar that seals around the pipe. It is designed to be installed behind the house wrap or building paper to become part of the building envelope. Oatey products have earned the trust of plumbing professionals for over 100 years. Designed with a tear out collar to accommodate pipe size use from 3...

                                                          Oatey, #12955 No-Calk All-Flash Color-Flash Roof Flashing...
                                                          Matches the color of your roof
                                                          Price: $12.35
                                                          Availability: In Stock
                                                          Oatey Item #: OATEY-12955 -

                                                            Oatey® All-Flash® No-Calk® Roof Flashings can be used in commercial and residential applications where a watertight seal for roof penetrations around the plumbing vent pipe is required. The patented collar design allows for use on multiple pipe sizes. Oatey products have earned the trust of plumbing professionals for over 100 years. Rustproof stamped aluminum base allows for easy shaping of flashingBrown powder coated baseRated 180°F continuous heat and approved for Type B installationsMetal...

                                                            Oatey, #11876 No-Calk All-Flash Color-Flash Roof Flashing...
                                                            Matches the color of your roof
                                                            Price: $12.25
                                                            Availability: In Stock
                                                            Oatey Item #: OATEY-11876 -

                                                              Oatey® All-Flash® No-Calk® Roof Flashings can be used in commercial and residential applications where a watertight seal for roof penetrations around the plumbing vent pipe is required. The patented collar design allows for use on multiple pipe sizes. Oatey products have earned the trust of plumbing professionals for over 100 years. Roof flashing slides over DWV pipe for pitch to 40 degreesMade of rust-proof, stamped 29 gauge galvanized steelNon-fading sealing collarApproved for Type B...

                                                              Aztec Washer Company, #RF301BP Retrofit Master Flash...
                                                              For existing applications where a standard pull over flashing cannot be installed.
                                                              Price: $51.15
                                                              Availability: In Stock
                                                              Aztec Washer Company, Inc. Item #: 204-RF301BP -

                                                                Designed to seal existing pipes/vents where a standard pull over flashing cannot be assembled. The split design allows for an easy wrap around installation. Weather Resistant: Black EPDM, designed to withstand the damaging effects of the ultra violet light and ozoneModification: Easy to see pipe diameters makes for easy on site customizationBase: Designed to conform to most panel configurations and roof pitch regardless of the pipe location*Snap rivets and Cable tie's included* ...

                                                                Oatey, #12803 Aurora No-Calk Solar Flashing 1-1/2 in. - 3...
                                                                For applications where a watertight seal for roof penetrations around the piping for...
                                                                Price: $7.85
                                                                Availability: In Stock
                                                                Oatey Item #: OATEY-12803 -

                                                                  Oatey Aurora No-Calk Solar Flashings can be used in commercial and residential applications where a watertight seal for roof penetrations around the piping for solar mounting system is required. Low profile flashing collar design provides a clean finished appearance. Solar Flashings are available in Soft Aluminum, Aluminum and Galvanized Bases.

                                                                  Aztec Washer Company, #RF101BS-RD Universal Retrofit...
                                                                  For existing applications where a standard pull over flashing cannot be installed.
                                                                  Price: $17.75
                                                                  Availability: In Stock
                                                                  Aztec Washer Company, Inc. Item #: 204-RF101BS-RD -

                                                                    The Universal Retrofit has been designed to accommodate existing applications where standard pull over flashing cannot be installed. The split design allows an easy wrap around fit with a single stainless steel clamp for sealing. Weather Protection: Made of EPDM, this flashing is compounded especially for maximum resistance due to ozone and ultraviolet lightFlexible Base: Easily forms to contours of roof panel5 Minute Installation ...

                                                                    Aztec Washer Company, #RD801BE Universal Master Flash...
                                                                    Made of Black EPDM, resistant to weathering from ozone and ultraviolet light
                                                                    Price: $40.45
                                                                    Availability: In Stock
                                                                    Aztec Washer Company, Inc. Item #: 204-RD801BE -

                                                                      This standard roof flashing's flexible design meets virtually all roofing needs. Made of EPDM, the flashings are compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light. Easy on-site customization allows for easy installation in usually five minutes, and the flexible soft aluminum base is designed to form a seal on most panel configurations and roof pitches regardless of pipe location. Select the appropriate Master Flash for pipe or duct diameter. For...

                                                                      Portals Plus Medium Pipe Boot, 42110, 42140, 43170, 46209,...
                                                                      Medium, black, EPDM, 1" - 6"
                                                                      Price: Choose Option
                                                                      Availability: In Stock
                                                                      Portals Plus

                                                                        Portals Plus Pipe Boot Clamp 1"-6" Medium Black 10ct Furnish and install the Portals Plus Medium Pipe Boot at all points where any projection penetrates the roof system and is less than 6" in diameter. The Medium Pipe Boot shall include 60 mil EPDM or NEOPRENE compression molded body and shall include 70 mil PVC (Polyvinyl Chlo-ride) or TPO (Thermoplastic Olefin) injection-molded body.The Medium Pipe Boot shall also include Portals Plus' Snaplock Clamp.Whenever necessary utilize Portals Plus...

                                                                        Aztec Washer Company, #SQ501BA Master Flash Square...
                                                                        Made of Black EPDM, resistant to weathering from ozone and ultraviolet light
                                                                        Price: $18.35
                                                                        Availability: In Stock
                                                                        Aztec Washer Company, Inc. Item #: 204-SQ501BA -

                                                                          This standard roof flashing's flexible design meets virtually all roofing needs. Made of EPDM, the flashings are compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light. Easy on-site customization allows for easy installation in usually five minutes, and the flexible soft aluminum base is designed to form a seal on most panel configurations and roof pitches regardless of pipe location. Select the appropriate Master Flash for pipe or duct diameter. For...

                                                                          Oatey, #11878 No-Calk All-Flash Color-Flash Roof Flashing...
                                                                          Matches the color of your roof
                                                                          Price: $12.25
                                                                          Availability: In Stock
                                                                          Oatey Item #: OATEY-11878 -

                                                                            Oatey® All-Flash® No-Calk® Roof Flashings can be used in commercial and residential applications where a watertight seal for roof penetrations around the plumbing vent pipe is required. The patented collar design allows for use on multiple pipe sizes. Oatey products have earned the trust of plumbing professionals for over 100 years. Roof flashing slides over DWV pipe for pitch to 40 degreesMade of rust-proof, stamped 29 gauge galvanized steelGray powder coated baseNon-fading sealing...

                                                                            Oatey, #12805 SideFlash Vertical Flashing 1/2 in. - 2-1/2...
                                                                            Where a watertight seal of piping penetrations through outside walls is required
                                                                            Price: $7.95
                                                                            Availability: In Stock
                                                                            Oatey Item #: OATEY-12805 -

                                                                              Oatey® Sideflash™ Vertical Flashings are designed to seal around piping, electrical and other utility penetrations through outside walls. The product features a hard plastic panel with an elastomeric collar that seals around the pipe. It is designed to be installed behind the house wrap or building paper to become part of the building envelope. Oatey products ahve earned the trust of plumbing professionals for over 100 years. Designed with a tear out collar to accommodate pipe size use from...

                                                                              Oatey, #11874 No-Calk All-Flash Color-Flash Roof Flashing...
                                                                              Matches the color of your roof
                                                                              Price: $10.45
                                                                              Availability: In Stock
                                                                              Oatey Item #: OATEY-11874 -

                                                                                Oatey® All-Flash® No-Calk® Roof Flashings can be used in commercial and residential applications where a watertight seal for roof penetrations around the plumbing vent pipe is required. The patented collar design allows for use on multiple pipe sizes. Oatey products have earned the trust of plumbing professionals for over 100 years. Roof flashing slides over DWV pipe for pitch to 40 degreesMade of rust-proof, stamped 29 gauge galvanized steelGray powder coated baseNon-fading sealing...

                                                                                Oatey, #11872 No-Calk All-Flash Color-Flash Roof Flashing...
                                                                                Matches the color of your roof
                                                                                Price: $10.45
                                                                                Availability: In Stock
                                                                                Oatey Item #: OATEY-11872 -

                                                                                  Oatey® Color-Flash® All-Flash® No-Calk® Roof Flashings feature a color base designed to match roof color in commercial and residential applications that require a watertight seal for roof penetrations around the plumbing vent pipe. Self-sealing collar slides over pipe and requires no caulking. Oatey products have earned the trust of plumbing professionals for over 100 years. 3"-4" Brown Galvanized Roof Flashing28 gauge 12" x 15" galvanized steel baseColor base designed to match roof colorFor...

                                                                                  Aztec Washer Company, #SQ901GA Master Flash Square...
                                                                                  Made of Black EPDM, resistant to weathering from ozone and ultraviolet light
                                                                                  Price: $64.25
                                                                                  Availability: In Stock
                                                                                  Aztec Washer Company, Inc. Item #: 204-SQ901GA -

                                                                                    This standard roof flashing's flexible design meets virtually all roofing needs. Made of EPDM, the flashings are compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light. Easy on-site customization allows for easy installation in usually five minutes, and the flexible soft aluminum base is designed to form a seal on most panel configurations and roof pitches regardless of pipe location. Select the appropriate Master Flash for pipe or duct diameter. For...

                                                                                    Portals Plus 22045, Alumi-Flash Standard Base w/481 Black...
                                                                                    Standard Base w/481 Black Base
                                                                                    Price: $124.55
                                                                                    Availability: In Stock
                                                                                    Portals Plus Item #: POR-22045 -

                                                                                      Key Features:  Furnish and install the Portals Plus Standard Alumi-Flash at all points where up to four pipes .375" - 1" in diameter penetrate the roof. The Standard Alumi-Flash shall include a .060 spun aluminum base unit with a height of 4" and a base diameter of 14". The 8" collared opening shall have two beaded sealing rings roll-formed into the top edge. An EPDM (Ethylene Propylene Diene Monomer)compression molded cap model C-481 shall be utilized. All Caps shall include PortalsPlus'...

                                                                                      Portals Plus 32055, Curb Cover w/126 White Cap, Tan
                                                                                      Small Cover & Cap w/ C-126 White Cap
                                                                                      Price: $132.45
                                                                                      Availability: In Stock
                                                                                      Portals Plus Item #: POR-32055 -

                                                                                        Pipe Portal with White C-126 CapFurnish and install the Portals Plus Pipe Portal System at all points where one penetration 2" - 6" in diameter penetrates the roof. The Pipe Portal shall include an 18gauge galvanized roof curb model RC-___A with integral base plate, continuously welded corner seams, factory-installed wood nailer, and 1.5" 3lb. rigid fiberglass insulation. The Pipe Portal shall be furnished with a laminated, acrylic coated, ABS plastic curb cover with prepunched holes and...

                                                                                        Portals Plus 36052, Double Pipe Portal Cover with 212 &...
                                                                                        Double Cover & Caps w/ C-212 & C-412 Black Caps
                                                                                        Price: $461.70
                                                                                        Availability: In Stock
                                                                                        Portals Plus Item #: POR-36052 -

                                                                                          Furnish and install the Portals Plus Double Pipe Portal at all points where up to two pipes .375" - 1" in diameter and six pipes 1" - 2" in diameter penetrate the roof. The Pipe Portal shall include an 18 gauge galvanized roof curb model RC-___A with integral base plate, continuously welded corner seams, factory-installed wood nailer, and 1.5" 3lb. rigid fiberglass insulation. The Pipe Portal shall be furnished with a laminated, acrylic coated, ABS plastic curb cover with prepunched holes and...

                                                                                          Oatey, #12942 No-Calk All-Flash Color-Flash Roof Flashing...
                                                                                          Matches the color of your roof
                                                                                          Price: $10.25
                                                                                          Availability: In Stock
                                                                                          Oatey Item #: OATEY-12942 -

                                                                                            Oatey® All-Flash® No-Calk® Roof Flashings can be used in commercial and residential applications where a watertight seal for roof penetrations around the plumbing vent pipe is required. The patented collar design allows for use on multiple pipe sizes. Oatey products have earned the trust of plumbing professionals for over 100 years. Patented All-Flash® collar design allows use on multiple pipe sizesRustproof stamped aluminum base allows for easy shaping of flashingGray powder coated baseRated...

                                                                                            Portals Plus 32161, Double RC-2A Straight Sided Curb- 11"...
                                                                                            DBL RC-2A Straight Sided Curb- 11" High
                                                                                            Price: $414.95
                                                                                            Availability: In Stock
                                                                                            Portals Plus Item #: POR-32161 -

                                                                                              Straight sided roof curb for decks with lightweight fill. Used together with Pipe Portal DUAL Systems to create a versatile, leak proof, and weather tight solution to routing pipes through a roof.

                                                                                              Aztec Washer Company, #SQ601GA Master Flash Square...
                                                                                              Made of Gray EPDM, resistant to weathering from ozone and ultraviolet light
                                                                                              Price: $20.55
                                                                                              Availability: In Stock
                                                                                              Aztec Washer Company, Inc. Item #: 204-SQ601GA -

                                                                                                This standard roof flashing's flexible design meets virtually all roofing needs. Made of EPDM, the flashings are compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light. Easy on-site customization allows for easy installation in usually five minutes, and the flexible soft aluminum base is designed to form a seal on most panel configurations and roof pitches regardless of pipe location. Select the appropriate Master Flash for pipe or duct diameter. For...

                                                                                                Aztec Washer Company, #RD801GG Universal Master Flash...
                                                                                                Made of Gray EPDM, resistant to weathering from ozone and ultraviolet light
                                                                                                Price: $40.45
                                                                                                Availability: In Stock
                                                                                                Aztec Washer Company, Inc. Item #: 204-RD801GG -

                                                                                                  This standard roof flashing's flexible design meets virtually all roofing needs. Made of EPDM, the flashings are compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light. Easy on-site customization allows for easy installation in usually five minutes, and the flexible soft aluminum base is designed to form a seal on most panel configurations and roof pitches regardless of pipe location. Select the appropriate Master Flash for pipe or duct diameter. For...

                                                                                                  FAQs

                                                                                                  What Is Roof Flashing?

                                                                                                  When it comes to preventing leaks in your roof, the flashing plays an integral role. Typically comprised of copper, aluminum, or galvanized sheet metal, the flashing works as a seal between the roof joints, efficiently keeping water out.

                                                                                                  What Kind of Material is Your Roof Flashing?

                                                                                                  Most homes feature galvanized sheet metal. However, a copper roof is likely to have a copper flashing. And homeowners that install the flashing themselves tend to use aluminum because of its easier installation and affordability. Most roof installers use soldering to build flashing—regardless of the material.

                                                                                                  Most Common Areas for Leaks?

                                                                                                  Experts agree that the roof areas that have the highest risk for leaks include the valleys and locations where pipes penetrate the roof surface. The best solution to prevent leaks in these areas is to use an asphalt roofing cement to seal and keep out water. Ensuring the pipes have the proper vent pipe flashing is another way to stop leaks in this area of vulnerability.

                                                                                                  Damaged flashing poses another risk for roof leaks. Because it is regularly exposed to the elements, it makes sense that it will experience some wear and tear over time. From cracking and warping to coming loose from the roof, it can have issues that leave your roof unable to do its job to keep your home safe and dry.

                                                                                                  What Makes Roofs Vulnerable?

                                                                                                  Why is roof flashing even necessary? Corrosion is one problem, especially if you already have a roof made of metal. There are also some areas of your roof that are more likely to suffer water damage than others, and that is where roof flashing comes in handy. The surface or the dormer walls of the roof can be vulnerable. Roof flashing deals with that problem. The perimeter of your skylight, your chimneys, and your roof valleys are all exposed as well. In short, any place where water runoff can collect before it travels into the gutters and downspouts need some roof flashing.

                                                                                                  Best Sellers

                                                                                                  Oatey, #11830 Galvanized Base Roof Flashing 0.5-1.0 in. -...
                                                                                                  Shingle Flashings are designed to effectively seal round pipe penetrations, Slides over...
                                                                                                  Price: $7.05

                                                                                                  Oatey® Galvanized No-Calk® Solar Flashings are designed for commercial and residential applications that require a watertight seal for roof penetrations around the plumbing vent pipe. Self-sealing collar slides over pipe and requires no caulking. Oatey products have earned the trust of plumbing professionals for over 100 years. 28 gauge Galvanized steel baseCollar seals pipe ranging from 1/2 In to 1 In to accomodate solar panel mounting system postsRated 180°F continuous heat and approved for...

                                                                                                  Oatey, #11853 Galvanized Base Roof Flashing 2 in.
                                                                                                  Shingle Flashings are designed to effectively seal round pipe penetrations, Slides over...
                                                                                                  Price: $7.35

                                                                                                  Oatey®Galvanized No-Calk® Roof Flashings are designed for use in commercial and residential applications that require a watertight seal for roof penetrations around the plumbing vent pipe. The self sealing collar slides over the pipe and requires no caulking. Oatey products have earned the trust of plumbing professionals for over 100 years. Patented All-Flash® design allows use on multiple pipe sizes28 gauge Galvanized steel baseRated 180°F continuous heat and approved for Type B...

                                                                                                  Oatey, #11871 Galvanized Base Multi-Size Roof Flashing...
                                                                                                  Shingle Flashings are designed to effectively seal round pipe penetrations, seals...
                                                                                                  Price: $7.95

                                                                                                  Reduces inventory: 2 multi-size flashings fit 4 pipe sizes. One flashing accommodates 1-1/2", 2", and 3" pipes; the other, 3" and 4" pipes. Ring on collar tears off, allowing flashings to seal different pipe diameters. Simply remove the inner ring at the indicated point on the collar and you'll have a perfect leakproof fit for pipes from 1-1/2" to 4". Slides over pipe - for pitch to 40 degrees. Rustproof, stamped galvanized, 24 or 28 gauge. Non-fading, non-cracking and non-rusting bases and...

                                                                                                  Oatey, #11919 Thermoplastic Base Multi-Size Roof Flashing...
                                                                                                  Shingle Flashings are designed to effectively seal round pipe penetrations, seals...
                                                                                                  Price: $5.85

                                                                                                  Oatey® All-Flash® No-Calk® Roof Flashings can be used in commercial and residential applications where a watertight seal for roof penetrations around the plumbing vent pipe is required. The patented collar design allows for use on multiple pipe sizes. Oatey products have earned the trust of plumbing professionals for over 100 years. 1-1/2 in.–3 in. thermoplastic roof flashing11-1/2 in. x 15 in. non-fading, non-cracking plastic basePatented All-Flash® collar with tear-away ring for many pipe...

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