- Provides a secure handhold for safer ladder-to-roof transitions
- Heavy-duty steel construction with high-visibility safety yellow powder coat
- Helps maintain three points of contact when entering or exiting roof hatches
- Designed for use with roof hatches and fixed ladder access points
- Durable, corrosion-resistant finish for long-term rooftop exposure
Price: $490.00
Item #BILCO-LU-1
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Description
The Bilco LU-1 Roof Hatch is engineered to provide convenient service stair access to rooftops. Its large opening accommodates personnel and equipment, making it suitable for mechanical rooms, plant facilities, and other applications where frequent access is required. The LU-1 includes an insulated cover and curb, welded construction, and an EPDM gasket for weather tightness. Lift assistance is provided by compression spring operators, and a hold-open arm ensures safety during use.
Key Features:
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Large opening designed for service stair access
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Heavy-duty construction in galvanized steel, aluminum, or stainless steel
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Insulated cover and curb with approximately R-6 thermal rating
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Fully welded corners and EPDM gasket for weather resistance
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Compression spring operators for smooth lift assistance
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Automatic hold-open arm for secure rooftop access
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Slam latch with interior and exterior handles, padlock provision
Specifications
- Opening size: 30 inches x 96 inches (service stair dimensions)
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Curb height: 12 inches standard
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Insulation: 1 inch polyisocyanurate insulation in both cover and curb
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Materials: galvanized steel 14-gauge, aluminum 11-gauge, stainless steel 14-gauge
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Hardware: stainless steel hinge pins, compression springs, slam latch, hold-open arm
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Finish: mill finish aluminum, hot-dip galvanized steel, or factory powder coat option
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Live load: 40 psf with 50 psf wind uplift
How To
- Prepare a roof opening of 30 inches by 96 inches with structural curb support.
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Place the LU-1 hatch on the curb and align the flange holes.
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Fasten the hatch to the curb through the pre-drilled flange.
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Install hinges, compression spring operators, latch, and hold-open arm.
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Test the hatch for smooth lift assistance, secure latching, and weather tightness.
FAQs
Q: What is the LU-1 used for?
A: The LU-1 is designed for service stair access, offering a larger opening than ladder hatches.
Q: Is the LU-1 insulated?
A: Yes, the cover and curb both include 1 inch polyisocyanurate insulation.
Q: What is the load rating of the LU-1?
A: The LU-1 supports a live load of 40 psf with 50 psf wind uplift.
Q: Can the LU-1 be padlocked?
A: Yes, the slam latch includes provisions for a padlock.
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