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Serving all of the USA, Canada, Australia and the Middle East, MIFAB can provide you with the quality, engineered plumbing and drainage solutions you need. Innovative product designs save the installer time and material cost and provides the owner with higher quality cast stainless steel drains and cleanouts for the same cost as the industry standard nickel bronze. Contact us today to learn more.

All Categories  > Access Doors  > RHA, RHG Roof Hatch  > Model # RHG2424 RHA, RHG Roof Hatch
Model # RHG2424 RHA, RHG Roof Hatch

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List Prices


The MIFAB® RHA and RHG roof hatches are designed to provide convenient, economical access to the roofs of buildings. Available in either white prime coated galvanized steel (RHG) or aluminum (RHA). All hatches are manufactured with weather resistant gasketing to ensure long life, low maintenance and ease of operation. MIFAB's roof hatches are designed for safety, durability and ease of operation. Roof hatches install easily over the roof opening and are secured from the base flange to the roof deck.

Material - RHG cover is 14 gage galvanized steel and 20 gauge steel liner. RHA cover is .090" aluminum with a .050 aluminum liner. The inside of the cover is gasketed with a neoprene weather seal to provide a flush, tight, fit. Covers are insulated with 1" (25) of fibreboard and are designed to support a snow load of 40 lbs. per square foot. The frame for the RHG Series is 14 gage galvanized steel and the frame for the RHA Series is .090" aluminum.

Curb - Curbs are 12" (305) high with 4" (102) wide rounded corner flashing flangecomplete with 1" (25) fibreboard insulation.

Hinge - Formed steel hinges with stainless steel pins.

Finish - RHG Series is a primed white finish. RHA Series is an aluminum mill finish.

Opening - Hydraulic column operators allow cover to open and close easily.

Device - Cover is equipped with an automatic hold open arm with a red vinyl grip release that keeps the cover in an open position when needed, and allows for easy control when lowering the latch cover.

Handle - Self latching outside cadmium plated steel turn handle with inside lever handle allows cover to always latch securely.

Latch - Locking hasps are located both inside and outside of the cover. All hardware is cadmium plated steel.



Door Size (B x A)

24" x 24" (610 mm x 610 mm)

Inside Frame Dimensions

24" x 24" (610 mm x 610 mm)

Outside Frame Dimensions

31" x 31"

Roof Opening

24" x 24" (610 mm x 610 mm)

Shipping Weight

125.00 lbs.

Item Name
Dimensional Drawing
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