JL Industries' RHA Aluminum Roof Hatch with 12" high curb and 3 5/8" wide flange for securing to roof deck.
Load/Deflection: Aluminum Roof Hatch covers have been tested and approved to support a minimum live load of 40 lbs. per square foot with a maximum deflection of 1/150th of the span, maximum negative load of 50 lbs. per square foot wind uplift, and 110 mph wind load when the cover is in an open position.
Insulation: The Curb includes a 1" fiberboard insulation surrounding the base, and 1" mineral wool insulation between the exterior cover and liner.
Construction: .090 aluminium with 12" high curb and 3 5/8" wide flange for securing to roof deck. The cover includes a .090 aluminium exterior and .040 aluminium liner with a TPE draft seal gasket door seal.
Hardware: Hardware includes a heavy duty hinge, slam latch, heavy gauge automatic hold open arm with red grip, compression spring-operated cylinder, exterior handle with integral padlock hasp, and interior locking handle with interior padlock hasp.
Finish: Bonderite®, pre-treated bronze powder coat.
*Custom Sizes and Finishes Available