Product:

Bilco GS-50SV Single Leaf Fire / Smoke Vent with Polycarbonate Dome, 36 wide x 30 inch long opening, 11 gauge Mill Finish Aluminum Lid and Frame. UL793/UL790-A Listed. Made in USA. Hinge is on the 30 side. Price/Each. (shipping leadtime 1-3 weeks; standard hatch shown in photo)

Description:

GS-50SV has a polycarbonate dome cover for natural daylighting. Bilco GS / SV Series Single Door automatic smoke vents aid Firefighters in bringing a fire under control by removing smoke, heat and gasses from a burning building. Type SV single leaf smoke vents are ideal for applications requiring smaller vent areas, such as elevator shafts or stair wells. Available in galvanized steel or aluminum construction and in a number of standard sizes. GS-50SV has a polycarbonate dome cover for natural daylighting. UL rated.

Features:

• Cover and frame: Cover and frame are 11 gauge (2.3 mm) aluminum with mill finish
• Cover: Aluminum extrusion with built-in condensation drainage channel and a clear polycarbonate dome.
• Curb: 12" (305mm) in height with integral capflashing, 1" (25 mm) 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 the curb.
• Hinge: Heavy-duty pintle hinges with 3/8" (9 mm) hinge pins.
• Latch: Positive hold/release mechanism controlled by a single UL-listed 165°F (74°C) fusible link with a separate latching point for each cover. Designed to hold the covers closed against a 90 psf (438kg/m2) wind uplift force. Provided with interior and exterior pull release cables to manually open vent covers.
• 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.
• Operation: Compression springs enclosed in telescopic tubes open covers automatically against a 10 psf (49 kg/m2) snow/wind load when released. Automatic hold-open arms lock the cover in the full open position. Cover is supplied with a shock absorber to assure a controlled rate of opening.
• UL Listings: UL-listed. Complies with UL 793 and UL 790 Class A (burning brand test).

Options:

• Available standard in widths from 48 to 66 inches and lengths from 48 to 144 inches, in steel or aluminum construction, and custom.

More Product Information:

• PRODUCT DRAWING AND SUBMITTAL
• PRODUCT CATALOG AND OPTIONS
• PRODUCT SELECTION OPTIONS
• PRODUCT THERMOLATCH OPTIONS
• ARCHITECTUAL SPECIFICATIONS
• PRODUCT OPERATION AND MAINTENANCE
• INSTALLATION INFORMATION