Bilco Roof Hatches

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...

The Bilco S-20 is a 36-inch by 30-inch Type S roof hatch designed for ladder access. Its insulated cover and curb, fully gasketed design, overlapping cover with counterbalanced lift make for easy one-hand operation. The hatch is constructed in either galvanized steel or aluminum, with compression spring operators, a slam latch with interior and exterior handles, padlock hasps, and Bil-Clip flashing at the curb to integrate with roofing. Key Features: Counterbalanced cover with automatic...

The Bilco RPRS7 Replacement Door Latch is a zinc plated latch assembly intended for roof hatches with a 1″ cover. It includes required zinc plated bolts and self-tappers, and a 4-5/8″ shaft for proper handle reach. The latch is chrome sealed for enhanced corrosion resistance and designed to retrofit without replacing the cover. Key Features: Zinc plated steel construction with chromate seal for corrosion protection Shaft length of 4-5/8″ to match 1″ cover roof hatch lids Comes with self-tapper...

The Bilco LU-2 Roof Hatch is designed to provide convenient service stair access through a 30 inch by 78 inch opening. Larger than standard ladder hatches, it is ideal for frequent access and equipment passage. The LU-2 features insulated cover and curb construction, a welded frame, and an EPDM gasket to ensure weather tightness. Heavy-duty compression spring operators provide smooth, one-hand operation, and a hold-open arm secures the hatch cover for safe use. Key Features: 30x78 opening for...

The Bilco LU-4 Roof Hatch is engineered to provide safe and convenient service stair access through a 30 inch by 78 inch opening. Its design supports frequent use in commercial and industrial applications where personnel and equipment require rooftop access. The LU-4 includes an insulated cover and curb, welded construction, and an EPDM gasket for reliable weather tightness. Heavy-duty compression springs provide lift assistance, while a hold-open arm secures the cover in place during use. Key...

The Bilco RL2-S is a fixed safety railing system designed to fit 36″×30″ roof hatches of the S-20, S-40, or S-50 models. Its construction uses 1¼″ schedule 40 aluminum pipe for rails and posts, with non-penetrating brackets that mount to cap flashing. A self-closing gate with a cast aluminum latch ensures the opening is secured, and all hardware is type 316 stainless steel for corrosion resistance. The railing is powder-coated safety yellow and meets or exceeds OSHA fall protection standards....

The Bilco S-50 is a 36-inch by 30-inch Type S roof hatch designed for fixed interior ladder access. It features an overlapping, brake-formed hollow-metal cover with 1″ concealed fiberglass insulation and fully insulated curb. It includes EPDM gasket, corrosion-resistant hardware, compression spring lift assistors, and an automatic hold-open arm. Cover and frame are available in aluminum (11 gauge) or galvanized steel (14 gauge), giving durability and weather tightness. Key Features:...

The Bilco LU-3 Roof Hatch provides a 30 inch by 78 inch opening to accommodate service stair access. It is designed for high-use applications where frequent rooftop entry is required, such as mechanical rooms and industrial facilities. The LU-3 features an insulated cover and curb, EPDM gasket, and welded corners for weather tightness. It is available in galvanized steel, aluminum, or stainless steel and includes compression spring operators for lift assistance. A hold-open arm ensures safety...

The Bilco GS-50 is a 36-inch by 30-inch Type GS roof hatch that provides the added benefit of a skylight. Built with an aluminum cover and curb, it includes a clear polycarbonate dome, fully insulated cover and curb, overlapping flange design, welded corners, and EPDM gasket for weather tightness. It operates with compression spring operators and includes an automatic hold-open arm to support safe access and easy one-hand operation. Key Features: Polycarbonate dome roof hatch cover provides...

The Bilco E-20 is a 36-inch by 36-inch Type E roof hatch designed primarily for ladder access. It features either galvanized steel or aluminum cover and frame, with 1″ insulation in cover and curb, EPDM gasket, and a hold-open arm that locks the cover in the open position. Operation is aided by compression spring operators, and the hatch includes overlapping flange design, fully welded corners, and the Bil-Clip flashing system for secure installation of roofing material. Key Features: Ladder...

The Bilco NB-20 Roof Hatch provides a 30 inch by 54 inch opening designed for ship stair access, offering more clearance than ladder access hatches. Its insulated cover and curb improve energy efficiency, while fully welded corners and an EPDM gasket ensure weather-tight performance. Constructed from heavy-gauge galvanized steel, aluminum, or stainless steel, the NB-20 is built for demanding commercial applications. Compression springs provide easy, one-hand operation, and the automatic...

The Bilco NB-50 Roof Hatch is designed for ship stair access, providing a 30 inch by 54 inch clear opening for safe and convenient rooftop entry. Constructed from heavy-gauge galvanized steel, aluminum, or stainless steel, it is built for strength and durability. Fully insulated cover and curb reduce energy transfer, while the EPDM gasket and fully welded corners maintain a weather-tight seal. The NB-50 includes compression spring operators for one-hand operation and an automatic hold-open arm...

The Bilco F-40 Roof Hatch is designed to provide secure ladder access through a 48 inch by 48 inch roof opening. Built with heavy-gauge galvanized steel, aluminum, or stainless steel, it offers long-lasting durability. The insulated cover and curb improve energy efficiency while the compression spring hardware ensures smooth and easy operation. Fully welded corners and an EPDM gasket help maintain a weather-tight seal in demanding rooftop environments. Key Features: 48x48 opening for ladder...

The Bilco RL2-E is a fixed roof hatch safety railing system sized 36-inch by 36-inch, designed for E-20, E-40, or E-50 roof hatches. It includes aluminum rail construction, a self-closing gate, and utilizes non-penetrating brackets that mount to cap flashing for a weather tight and secure installation. It meets or exceeds OSHA fall protection requirements, features stainless hardware, and comes with a powder-coat finish and 5-year warranty against material or workmanship defects. Key Features:...

The Bilco E-50 is a 36-inch by 36-inch Type E roof hatch for ladder access applications. It is constructed with heavy-gauge materials (galvannealed steel, aluminum, or stainless as options), includes 1″ insulation in both cover and matching curb, and features overlapping cover design with fully welded corners and an extruded EPDM gasket for weather tightness. Operation is aided by compression spring operators, and it includes an automatic hold-open arm, positive latch mechanism, and the...

The Bilco RL2-F is a 48-inch by 48-inch fixed roof hatch safety railing system built to fit F-series (e.g. F-40, F-50) roof hatches. It features corrosion-resistant aluminum rails and posts, a self-closing and latching gate for protection, and non-penetrating mounting brackets that attach to cap flashing. The system is finished in high-visibility safety yellow powder coat, includes stainless steel hardware, and is engineered to meet or exceed OSHA 29 CFR 1910.23 fall protection requirements....

The Bilco RL2-NB is a 30-inch by 54-inch fixed roof hatch safety railing system designed for NB-series hatches. It features corrosion-resistant aluminum rails and posts, a self-closing gate with latch, and non-penetrating brackets that attach directly to the cap flashing. The system is powder-coated safety yellow for visibility and includes stainless steel hardware. It satisfies OSHA strength requirements and is built to provide permanent fall protection around roof hatch openings. Key...

The Bilco F-50 roof hatch is a 48 inch by 48 inch ladder-access hatch built for durability and smooth, one-hand operation. Its insulated cover and curb, overlapping design, and EPDM gasket help ensure weather tightness. Heavy-duty hardware, compression springs, and a hold-open arm support safe access and long service life. Key Features: 48x48 opening for ladder access and maneuvering small tools or materials Insulated cover and curb with EPDM gasket for weather tightness Compression spring...

The Bilco RL2-L is a 30-inch by 96-inch fixed roof hatch safety railing system engineered to protect L-series hatch openings permanently. It features lightweight aluminum construction, safety yellow powder coat finish, a self-closing gate, and non-penetrating bracket mounting that attaches to cap flashing. Hardware is corrosion resistant, and the design meets or exceeds OSHA fall protection requirements. Key Features: Fixed aluminum rails and posts with safety yellow powder coat finish...

The Bilco F-50TB is a 48″ by 48″ thermally broken roof hatch designed for energy efficiency and equipment access. Its cover and frame feature a thermal break to minimize heat transfer, while R-18 polyisocyanurate insulation provides superior thermal resistance. The unit includes weatherproof gasketing, stainless steel hardware, and a reinforced cover capable of supporting live loads. Key Features: Thermally broken cover and curb to minimize heat transfer and condensation R-18 insulation in...

The Bilco L-20 is a steel Type L roof hatch sized 30″×96″ built for frequent service stair access in commercial or industrial settings. It features a hollow-metal cover with 1″ concealed insulation, an overlapping flange, welded corners, and a fully insulated curb to provide thermal efficiency and weather tightness. Operation is facilitated by compression spring operators, an automatic hold-open arm, and reliable hardware including slam latch and padlock provisions. Key Features: Heavy-gauge...

The Bilco L-20VM is a VersaMount Type L roof hatch sized 30″×96″ designed for replacement over existing curbs without re-roofing. It includes a low-profile curb with built-in flange and apron and an anchor clip system for quick, weather-tight installation. The cover and curb are insulated, with overlapping design, welded corners, EPDM gasket, spring-assisted lift and secure latching hardware for safe and durable performance. Key Features: Built-in flange, apron, and anchor clip system to...

The Bilco L-50TB is a thermally broken Type L roof hatch sized 30″×96″ with aluminum cover and curb construction. It features approximately R-18 polyisocyanurate insulation in the cover and curb, EPDM gasket, a beaded overlapping flange design, and fully welded corners to provide weather tightness and energy efficiency. The hatch is reinforced for a 40 psf live load and includes compression spring operators, stainless steel hinges, slam latch with interior/exterior handles, and an automatic...

The Bilco L-50 is a 30″ by 96″ aluminum Type L roof hatch engineered for frequent service stair access. It features a hollow-metal cover and curb with 1″ (25 mm) concealed fiberglass insulation, overlapping cover design, welded corners, and EPDM gasket to ensure weather-tight performance. It includes compression spring operators, automatic hold-open arm, and secure hardware for reliable one-hand operation and building security. Key Features: Aluminum cover and frame (11 gauge) for light weight...

The Bilco L-50VM is a 30-inch by 96-inch VersaMount Type L roof hatch designed for retrofit replacement over existing curbs without removing roofing membrane. It comes with a low-profile curb featuring built-in flange and apron, and uses anchor clips for secure, weather-tight attachment. The aluminum cover and curb include insulation, EPDM gasket, overlapping cover design, and welded corners, along with compression spring lift assistance, hold-open arm, and durable latch hardware. Key...