JL Industries RHDA-2 30 × 54 Roof Hatch – Diamond Series Aluminum, R-6 Insulation, Stair Access

The JL Industries RHDA-2 Diamond Series aluminum roof hatch is designed to provide safe and convenient stair access to rooftops. With a larger 30″ × 54″ opening, it accommodates stairway egress while maintaining energy efficiency and durability. The curb and cover are insulated to R-6, and the all-aluminum construction offers excellent corrosion resistance. A gas spring-assisted lid ensures smooth operation, while the lockable latch provides security and accessibility from both inside and outside.

Key Features

• 30″ × 54″ Diamond Series aluminum roof hatch
• R-6 insulated curb and cover for energy efficiency
• Durable corrosion-resistant aluminum construction
• Gas spring-assisted lid for easy operation

Model: RHDA-2

Manufacturer: JL Industries / Activar Construction Products Group

Series: Diamond Series

Dimensions: 30″ × 54″ clear opening

Frame/Curb: Aluminum curb insulated to R-6

Cover: Aluminum with R-6 insulation

Material: Aluminum, corrosion-resistant

Operation: Gas spring-assisted lid for balanced lift

Hinge: Heavy-duty continuous hinge

Latch: Lockable latch, operable inside and outside

Finish: Mill finish aluminum (standard)

Application: Stair access to roof areas

Country of Origin: USA

• Verify roof opening matches the 30″ × 54″ hatch size.
• Position hatch curb into prepared roof opening, ensuring it is level.
• Secure curb to roof framing with recommended fasteners.
• Flash and seal curb with roofing membrane for watertight protection.
• Test lid for smooth gas spring-assisted operation.
• Confirm latch locks and unlocks properly from both sides.

Q: What are the dimensions of the RHDA-2 roof hatch?
A: The clear opening is 30″ × 54″.

Q: Is the hatch insulated?
A: Yes, the curb and cover are insulated to R-6.

Q: What material is the RHDA-2 constructed from?
A: It is made from corrosion-resistant aluminum.

Q: Can this hatch be locked from outside?
A: Yes, the latch is lockable and operable from both inside and outside.

Q: What access type is this hatch designed for?
A: It is designed specifically for stair access.