RHDA Aluminum Diamond Series™
The Diamond Series Roof Hatch is designed for safe and easy roof access with higher insulation values to reduce building energy costs.
-The embossed counterflashing design – Diamond Grip™ – quickly secures the roof membrane and backing rod without tools or sharp edges
- Springs are counterbalanced to comply with OSHA 1023 fall protection regulations for single-hand operation of latches from a ladder
Curb: Single wall curb and counterflashing with Diamond Grip to secure roof membrane without tools. 11 gauge aluminum mill finish.
Cover: Formed and welded with liner, tested to support a live load of 40psf. 11 gauge with 18 gauge liner aluminum mill finish.
Gasket: Continuous, weatherproof EPDM sponge rubber adhesive-backed seal.
Insulation: 1” polyisocyanurate in curb and cover with thermal resistance R-6.
Spring: Counterbalanced compression springs contained in clear zinc-plated steel cylinders.
Latch: Clear zinc-plated steel slam latch with inside and outside handles and padlock hasps. Tested to 50psf wind uplift.
Hold Open Arm: Clear zinc-plated automatic locking hold open arm with red vinyl grip for one handed door operation.
Hinge: Heavy duty clear zinc-plated steel pintle hinge.
|Part Number||Size||Access||Submittal Download|
|RHDA-1||36" x 30"||Ladder|
|RHDA-2||30" x 54"||Stair|
|RHDA-3||30" x 96"||Stair|
|RHDA-4||36" x 36"||Ladder|
|RHDA-5||48" x 48"||Ladder|
|RHDA-6||32" x 72"||Stair|
|RHDA-7||37" x 30"||Ladder|