Chat with us, powered by LiveChat Bilco L-20 30x96 Steel Roof Hatch - Commercial Roofing Specialties

Bilco L-20 30×96 Steel Roof Hatch


Bilco Type L Roof Hatch (L-20 Steel)

**This item is too large to be delivered via lift gate.  LTL price is based on delivery to a commercial address with loading dock.  Can be delivered to residential jobsite with forklift, though additional charges may still apply**

In stock and ready to ship!

Bilco L-20 30×96 Steel Roof Hatch

The Bilco L-20 30×96 Steel Roof Hatch provides convenient and reliable access to roof areas by means of a  full sized stairway. The product features a counter-balanced cover design for easy one-hand operation, not to mention fully gasketed and insulated construction. This roof hatch is ideal for moving maintenance personnel, tools and equipment onto a roof top.


  • 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 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
  • Available in many sizes and curb configurations to satisfy any requirement or installation


  • Inside curb to curb measurement of 30″ x 96″
  • Steel: Cover and frame are 14 gauge (2 mm) G-90 paint bond galvanized steel.
  • Cover: Brake formed, hollow-metal design with 1″ (25 mm) concealed fiberglass insulation, 3″ (76 mm) beaded, overlapping flange, fully welded at corners, and internally reinforced for 40 psf (195 kg/m2) live load.
  • Curb: 12″ (305 mm) in height with integral cap-flashing, 1″ (25 mm) fiberboard insulation, fully welded at corners, and 3-1/2″ (89 mm) mounting flange with 7/16″ holes (11 mm) 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″ (9 mm) Type 316 stainless steel hinge pins.
  • Latch: Enclosed two-point slam 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: Alkyd base red oxide primer.
  • Hardware: Engineered composite compression spring tubes and steel compression springs packed in grease. All other hardware is zinc plated/chromate sealed.

Model: L-20


Architect Drawing

Specification Sheet

Installation Instructions

Click ‘here’ to see more Bilco roof hatches and accessories available through CRS and ‘here’ to go to the manufacturer’s site!

If you have any questions about this item or would like special pricing for bulk orders or custom sizes, please call Commercial Roofing Specialties at 1-(800) 267-2308 and ask for an E-Commerce Representative.

Additional information


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.

You may also like…

  • Babcock Davis 30x96 Steel Roof Hatch

    Babcock Davis 30×96 Steel Roof Hatch

    Add to cart