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Manufacturer JL Industries

Diamond Series Galvanized Roof Hatch

Energy Efficient Roof Hatch

The Diamond Series Roof Hatch is an energy efficient roof hatch designed for safe and easy access, along with higher insulation values for a more energy efficient roof hatch. The Diamond Grip™ is an embossed counterflashing design which will quickly secure the roof membrane and backing rod without tools or sharp edges.

  • Easy to install- no tools needed to secure roof membrane and backer rod to curb.
  • Reduce building energy costs with an R-6 insulation value in both the curb and lid
  • New spring design makes cover easier to operate in compliance with OSHA 1023 fall regulations for one-handed operation on a ladder.
  • White reflective textured finish coordinates with cool roofs
  • Replaces the RHG Series Steel Roof Hatch Line.
  • 14 gauge galvanealed steel curb and cover with white textured powder coat paint finish.  Zinc-plated hardware, R-6 polyiso insulation, weatherproof gasket.


Roof Hatch Specifications

Finish: White, Textured powder coat paint

Curb: 14 gauge galvannealed steel single wall curb and counterflashing with Diamond Grip™ to secure the roof membrane without tools. (White textured powder coat paint)

Cover: 14 gauge galvannealed steel formed, welded cover with 22 gauge liner, tested to support a live load of 40 psf. (White textured powder coat paint)

Gasket: Continuous, weatherproof EPDM adhesive-backed seal.

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

Spring: Counterbalance compression springs contained in clear zinc plated steel cylinders.

Latch: Clear zinc-plated steel slam latch with inside and outside handles and padlock hasps.  Wind uplift 50 psf.

Hinge: Heavy duty clear zinc plated steel pintle hinge

Hold Open Arm: Clear zinc-plated automatic locking hold open arm with red vinyl grip for one-handed door operation.

Sizes: 2' x 2' to a maximum size of 4' x 8'

Warranty: 5 years

Options: Double wall curb, 1.5" R-9 curb insulation, red or gray powder coat finish.


Diamond Series Roof Hatch Sizes
Part Number Size Access
RHDG-1WT 36" X 30" Ladder
RHDG-2WT 30" X 54" Stair
RHDG-3WT 30" x 96" Stair
RHDG-4WT 36" x 36" Ladder
RHDG-5WT 48" x 48" Ladder
RHDG-6WT 32" x 72" Stair
RHDG-7WT 37" X 30" Ladder
Galvanized Steel Roof Hatch


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