Williams Brothers Corporation of America Defining Quality One Access Door at a Time 
Toll Free: 800-255-5515
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Williams Brothers Corporation of America Defining Quality One Access Door at a Time
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The best automatic smoke vent in the industry - Durable, Reliable, & Weather Resistant! This heavy duty WB SVG Galvanized Steel Smoke Vent features fire ventilation for areas where removing deadly smoke, heat, and gases is required from a burning building.This single leaf automatic smoke vent features 14 gauge G90 galvanized steel, 12" insulated curb, interior and exterior manual releases, and high performance gas springs. This premium WB SVB automatic single leaf smoke vent comes with 1" cellulose insulation and a continuous EPDM foam weather/draft seal gasket that is attached to the inside of cover to provide a flush fit ensuring weather protection. This automatic14 gauge galvanized steel smoke vent comes in standard sizes such as 24x24, 24x36, 30x30, 30x54, 30x96, 36x30, 36x36, 36x48 and 48x48. Manufactured for The Williams Brothers Corporation of Americ. Click here to see what makes Williams Brothers smoke vents the best in the industry. Most Orders Ship Same or Next Day
• 14 gauge G90 galvanized steel
• 12" High Insulated Curb
• UL Listed Fusible or McCabe Resettable Links
• High Performance Gas Springs
• Weather resistant gasket
• Interior & Exterior Manual releases
• For double leaf/door version - click here
Opening & Door Latch: Gas spring operators allow cover to open and close with ease. Inside and outside release
allows for manual lid operation.Self latching Slam Latch. Supplied standard with 165° UL Listed Fusible Link. Resettable McCabe link
available.
Curb Construction: 14 gauge galvanized steel with 1" thick fiberboard roof insulation at curb exterior. Curb
is 12" high, with 3.375" wide bottom flange and pre-drilled mounting holes.
Covers: Double-skin construction (“in box type design”) with 1" cellulose insulation and a continuous EPDM foam
weather/draft seal gasket that is attached to the inside of cover to provide a flush, tight fit. Designed to support a live load of
40lbs./sq. ft., the cover is 14 gauge galvanized steel with a 22 gauge galvanized steel inside liner.
Finish: Galvanized Steel: baker on polyester enamel paint
OPTIONS:
• Special Sizes - available on request
| Model No. | Door Size (w x l) | Ship Weight lbs. | Price | Buy Online |
| WB SVG | 24 x 24 | 135 | $749.99 |
|
| WB SVG
|
24 x 36 | 145 | $809.99 |
|
| WB SVG
|
30 x 30 | 145 | $815.99 |
|
| WB SVG
|
30 x 96 | 387 | $1,400.00 |
|
| WB SVG
|
36 x 30 | 155 | $829.99 |
|
| WB SVG
|
36 x 36 | 170 | $1,014.99 |
|
| WB SVG
|
48 x 48 | 221 | $1,800.00 |
|
For Aluminum Version - Click here.
The Williams Brothers Corporation of America
Corporate Office
1330 Progress Drive
Front Royal, Virginia 22630
Western Distribution Center
Reno Nevada
Toll Free Phone 800 255-5515
Phone 540 636-4444
Toll Free Fax 800 822-5001
Fax 540 636-4455
E-mail: info@wbdoors.com
Toll Free Phone 800 255-5515
Phone 540 636-4444
Toll Free Fax 800 822-5001
Fax 540 636-4455
E-mail: info@wbdoors.com
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