Product Description
Product Spec Sheet : 
30" x 96" ADC-L-90 Service Stair Roof Hatch - Stainless Steel - Bilco
The 30" x 96" ADC-L-90 Service Stair Roof Hatch - Stainless Steel from Access Doors Canada is a user-friendly solution designed for frequent rooftop access in large commercial, residential, and industrial buildings. This large service stair hatch is ideal for maintenance, repairs, and installations, maximizing efficiency on the job site.
Experience smooth, one-handed operation with the ADC-L-90's lift-assisted opening. Interior and exterior turn handles provide easy two-way access for added convenience and safety. Built by Bilco to withstand the elements, the ADC-L-90 features a sturdy, fully welded, and weather-sealed curb, ensuring long-lasting performance in any weather condition.
Why Should You Use the 30" x 96" ADC-L-90?
- Effortless Entry and Secure Access: The ADC-L-90 grants easy one-handed access to rooftops with interior and exterior turn handles. Powerful compression springs and automatic locking arms ensure smooth operation and secure entry.
- Ideal for Service Stairs: The L-90 securely integrates with commercial, residential, and industrial rooftops, providing a sturdy fit optimized for service stair access. Its positive latching mechanism prevents unauthorized access for enhanced security.
- Superior Fire Resistance: Crafted from tamper-resistant heavy-gauge steel, the L-90 boasts a Class A UL 790 rating, offering the highest level of fire protection for your rooftop.
- Simplified Installation: L-90 streamlines installation with a 3-½" mounting flange and pre-drilled holes, allowing for secure fastening to roof decks.
- Weatherproof Construction: Permanently adhered EPDM rubber gaskets create a tight seal on the L-90's cover, keeping the elements out. It offers exceptional resistance to corrosion from harsh weather conditions.
- Structural Reinforcement and Energy Efficiency: The L-90 provides live-load support of up to 40 lbs./sq. ft. and incorporates 1" thick fiberboard insulation within its curb, reinforced by 1" thick fiberglass within its cover, for enhanced thermal resistance and excellent insulation.
Product Specifications
- Measurements: 30" x 96"
- Material: Durable 14-gauge Type 304 stainless steel construction offers superior corrosion resistance.
- Cover: Brake-formed hollow metal design incorporates 1" concealed fiberglass insulation for superior thermal and acoustic dampening. The cover features a 3" beaded, overlapping flange, fully welded at the corners for strength, and is internally reinforced to withstand heavy loads (40 lbs./sq. ft. live load).
- Curb: The 12"-high curb with integrated cap flashing ensures a watertight seal. It includes 1" fiberboard insulation for improved thermal performance and a 3-½" mounting flange with pre-drilled 7/16" holes for streamlined installation.
- Gasket: An extruded EPDM rubber gasket permanently adhered to the cover creates a secure seal.
- Hinges: Heavy-duty pintle hinges with 3/8" Type 316 stainless steel hinge pins ensure smooth operation and superior corrosion resistance.
- Latch: Slam latch with exterior and interior turn handles and padlock hasps provides convenient access options.
- Lift-Assistance: Compression spring operators enclosed in telescopic tubes offer controlled opening. An automatic hold-open arm with grip handle release allows for ease of use.
- Finish: Bead blast finish on Type 304 stainless steel provides a professional and wear-resistant aesthetic.
- Hardware: Compression spring tubes: Aluminum-engineered composite for lightweight construction with steel compression springs packed in grease for long-lasting performance. Hinges: Type 316 Stainless steel for superior corrosion resistance. Other Hardware: Zinc-plated for added durability.
At Access Doors Canada, we take pride in ensuring our customers are fully satisfied with our products. Just choose the size and customization that fits your construction needs. Connect with us to request a quote or call us at (800) 679-3405. Our team of experts is ready to answer your questions.
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