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Price: $1,356.70
    Item #JLI-RHDA-4
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    Description

    The JL Industries Aluminum Roof Hatch RHDA-4 ( RHA-4 ) 36 in. x 36 in. Mill Finish from Industrial Hardware and Specialties is designed to provide roof access from the interior of the building from a normal ladder, step ladder or stairs. The Model RHDA-4 ( Replaces RHA-4 ) has a 12" high curb made from 11 gauge aluminum and 3 1/2" wide flange around the base for securing to roof deck. The cover includes a 11 gauge aluminum exterior and 18 gauge aluminum liner with a TPE draft seal gasket door seal. The hardware includes a heavy duty clear zinc-plated steel pintle hinge, a compression operated heavy gauge automatic hold open arm with a shock absorbing cylinder, and red vinyl grip. While the locking mechanisms consist of a Clear zinc-plated steel slam latch with inside and outside handles and padlock hasps.Order today from Industrial Hardware and Specialties.

    • RHDA models include components or materials that are ASTM certified under Specifications 209-06 and C726-05
    • 110 mph wind load when cover is in an open position
    • Wide flange makes connections to roof deck faster and easier


    Certifications: none

    Load/Deflection: tested to support a live load of 40psf, and to 50psf wind uplift.

    Insulation: 1” polyisocyanurate in curb and cover with thermal resistance R-6.

    Construction: Curb: Single wall curb and counterflashing with Diamond Grip to secure the roof membrane without tools. Fabricated from 11 gauge aluminum. Features a continuous, weatherproof EPDM sponge rubber adhesive-backed gasket.

    Hardware: Heavy-duty clear zinc-plated steel pintle hinge, clear zinc-plated steel slam latch with inside and outside handles and padlock hasps. Clear zinc-plated automatic locking hold-open arm with red vinyl grip for one-handed door operation.

    Finish: mill finish


    Specifications

    Size/Length: 36" x 36"

    Access: Ladder

    Curb: 11 gauge aluminum single wall curb, 12" high with 3-1/2" wide flange for securing to roof deck

    Cover: 11 gauge aluminum formed, welded cover with 18 gauge liner, tested to support a live load of 40psf

    Gasket: TPE draft seal gasket

    Insulation: Cover-Insulation: 1 inch (25.40 mm) thick mineral wool insulation, Curb-Insulation: 1 inch (25.40 mm) thick fiberboard insulation

    Locks and Latches: Clear zinc-plated steel slam latch with inside and outside handles and padlock hasps

    Hinge: Heavy duty clear zinc-plated steel pintle hinge

    Hold Open Arm: Heavy gauge automatic hold open arm with red vinyl grip

    Additional Information

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