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Price: $3,370.00
    Item #BILCO-GS-50TB
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    Overview

    Made in USA, this Bilco 48" x 48" Single-Door Personnel Access Roof Hatch is Thermally Broken Design. It features added insulation a frame and cover design that minimizes heat transfer between interior and exterior metal surfaces. The result is a product that resists harmful condensation and provides superior energy efficiency. The Thermally Broken design is available in all standard BILCO single leaf sizes (S, E, NB, L, F, GS*) and special single leaf sizes are available upon request.

    FEATURES:

    • Thermally broken cover and curb reduces heat transfer between interior and exterior surfaces to resist harmful condensation
    • Ozone-friendly polyisocyanurate insulation (R-20+) provides superior energy efficiency
    • Special EPDM gasket with enhanced weather and wind resistance
    • Meets LEED® standards for recycled content
    • High solar reflective index (SRI)
    • Available in all Bilco standard roof hatch sizes and special sizes are available upon request
    • Material: Cover and frame are 11 gauge (2.3 mm) aluminum.
    • Cover: Brake-formed, hollow-metal design with 3" (75 mm) concealed polyisocyanurate insulation (R Value of 20+), 5" (100 mm) beaded, overlapping flange, fully welded at corners, and internally reinforced for 40 psf (195kg/m2) live load. (See note below for Type GS-50-TB models)
    • Curb: 12" (305 mm) in height with integral cap flashing, 3" (75 mm) polyisocyanurate insulation (R Value of 20+), fully welded at corners, and 5-1/2" (114 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: 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: Mill finish aluminum.
    • Hardware: Engineered composite compression spring tubes and steel compression springs packed in grease. Type 316 stainless steel hinges. All other hardware is zinc plated/chromate sealed.
    • Requires Thermally Broken Safety Railing, 4'0" x 4'0"

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