WB RH-AL Series

Aluminum Roof Hatches

Sizes & Specifications

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Williams Brothers - WB RH-AL Series Aluminum Roof Hatch

The Best Aluminum Roof Hatch in the Industry – Durable & Weather Resistant!

The WB RH Series Aluminum Roof Hatch is a rugged, access door designed to provide secure, convenient and weather-resistant access onto roofs in applications such as hotels, apartments, hospitals, industrial facilities or any location where access to a ceiling/roof is necessary. Featuring heavy-duty, .125 rust resistant aluminum construction with a re-coatable gray primer finish, hatch is fully insulated and comes with a heavy-gauge extruded rubber gasket to keep out the exterior weather elements.


  • Cover: .125 Aluminum Construction with 1″ Thick Fiberboard Insulation
  • Frame: .125 Aluminum Construction
  • Curb: 1″ Thick Fiberboard Insulation at Curb Exterior
  • Finish: Durable Re-coatable Gray Primer Finish
  • Handle: Heavy-duty Handle
  • Lock: Heavy-duty Lock
  • Hinges: Heavy-duty Galvanized Steel Hinges with 3/8″ Pin
  • Lift Assistance: Gas Spring Operators Opens/Closes Cover with Ease While Inside Pull Handle Allows for Easy Control When Closing Cover
  • Gasket: Weather-resistant Gasket
  • Safety: Highly Visible Safety Caution Striping
  • Installation: No Assembly Required – Ships Complete with Curb, Insulation, and Gasket



The WB RH roof access door is available in a variety of sizes including 24×24, 30×54, 30×96, 36×36, 48×48 and more. In addition, custom sizes are available upon request. Door features a heavy-duty lock and handle assembly, automatic hold open arm and a fully concealed hinge hardware located on the interior making rust unlikely.
In addition, this roof hatch includes pre-lubricated compression gas springs, encased in zinc-plated telescopic tubes for lift assistance and both interior and exterior padlock hasps to keep it secure from either the inside or outside.

Manufactured for The Williams Brothers Corporation of America. MADE IN USA.