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Type F Roof Hatch - Equipment AccessZoom In

Type F Roof Hatch - Equipment Access

Type F roof hatches, 48" x 48"(1220mm x 1220mm), are ideal for applications requiring roof access larger than the typical 36" x 30" opening. They are commonly used to remove or install small pieces of equipment in a building.


Roof Hatch Models: Type F-40, F-50
Now Available in
Thermally Broken Design

Click here for more information
Standard Features and Benefits  
  • Engineered with compression spring operators to provide smooth, easy, one-hand operation, regardless of size
  • Automatic hold-open arms lock the covers in the open position to ensure safe egress
  • Overlapping cover design, full welded corners on covers and curb, EPDM rubber gasket, and fully insulated cover and curb ensure weathertightness 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
  • Available in many sizes and curb configurations to satisfy any requirement or installation
Guide Specifications
  • Material (select one):
    Steel: Cover and frame are 14 gauge (2mm) G-90 paint bond galvanized steel. Aluminum: Cover and frame are 11gauge (2.3mm) aluminum.
    Stainless Steel: Cover and frame are 14 gauge (2mm) type 304 stainless steel.
  • Cover: Brakeformed, hollow-metal design with 1" (25mm) concealed fiberglass insulation, 3" (76mm) beaded, overlapping flange, fully welded at corners, and internally reinforced for 40 psf (195 kg/m2) live load.
  • Curb: 12" (305mm) in height with integral capflashing, 1" (25mm) fiberboard insulation, fully welded at corners, and 3-1/2" (89mm) mounting flange with 7/16" holes (11mm) provided for securing frame to the roof deck.
  • Gasket: Extruded EPDM rubber gasket permanently adhered to cover.
  • Hinges: Heavy-duty pintle hinges with 3/8" (9mm) type 316 stainless steel hinge pins.
  • Latch: Single leaf: Slam latch with interior and exterior turn handles and padlock hasps. Double leaf: Enclosed two point spring latch with interior and exterior turn handles and padlock hasps.
  • Lift Assistance: Compression spring operators enclosed in telescopic tubes. Automatic hold-open arm with grip handle release.
  • Finish:
    Steel: Alkyd base red oxide primer.
    Aluminum: Mill Finish.
    Stainless Steel: Type 304 stainless steel with bead blast finish
  • Hardware: 
    Steel: Engineered composite compression spring tubes and steel compression springs packed in grease. All other hardware is zinc plated/chromate sealed.
    Aluminum: Engineered composite compression spring tubes. Steel compression springs with electrocoated acrylic finish. Type 316 Stainless steel hinges. All other hardware is zinc plated/chromate sealed.
    Stainless Steel: Type 316 stainless steel.
U.S. Patents  5,960,596  6,347,818