Thermally broken cover and frame design provide superior thermal performance.
Engineered with compression spring operators to provide smooth, easy, one-hand operation, regardless of size. All BILCO hatches meet the requirements of Manual Handling Regulations.
Automatic hold-open arm locks the cover in the open position to ensure safe egress. Grip handle allows for easy, one-hand release and closing.
Overlapping cover design, fully welded corners on cover and curb, closed-cell EPDM rubber gasket, and fully insulated cover and curb ensure weather tightness and energy efficiency.
Constructed with corrosion-resistant materials to provide many years of trouble-free, dependable service.
Heavy gauge construction and positive latching mechanism maintain building security. Curb features the Bil-Clip® Flashing System, an innovative method to quickly and easily secure single-ply roofing material to BILCO roof products.