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Home
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Roof Hatches
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Fire Vents
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Single Leaf
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Automatic
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Type SV
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Steel/Aluminum
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30" Width
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54" Length
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Bilco NB-40SV
Bilco NB-40SV
Bilco NB-40SV Type SV - Single Leaf Automatic Smoke Vent - 30" x 54" - Galvanized Steel Curb and Aluminum Cover
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Price:
$
4,314.78 USD
In Stock Ready for Shipment
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1 Fire Vent on Order (Add $272.50)
2 Fire Vents on Order (Add $179.85)
3 Fire Vents on Order (Add $92.65)
4+ Fire Vents On Order - FREE
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Product Description:
Type SV - Single Leaf Automatic Smoke Vent - 30" x 54" - Aluminum Cover / Galvanized Steel Frame
Standard Features and Benefits:
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.
Thermolatch® positive hold/release mechanism ensures reliable vent operation when a fire occurs. Automatically releases vent covers upon the melting of a UL-listed 165°F (74°C) fusible link. The curb-mounted fusible link housing allows the latch to be quickly and easily reset from the roof level.
Engineered with powerful gas spring operators to open covers in snow and wind conditions
Heavy duty shock absorbers assure smooth opening and eliminate the possibility of operational, roofing or structural damage
Fully insulated and gasketed for weather-tightnessConstructed with corrosion resistant materials to provide many years of trouble free, dependable service
Specifications:
Size:
30"W x 54"L.
Material:
Cover - 11 gauge (2.3 mm) Aluminum, Curb - 14 gauge Galvanized Steel.
Cover:
Brakeformed, hollow-metal design with 1" (25.4mm) 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" (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 the cover.
Hinges:
eavy-duty pintle hinges with 3/8" (9 mm) type 316 stainless steel hinge pins.
Latch:
Positive hold/release mechanism controlled by a single UL-listed 165°F (74°C) fusible link. Designed to hold the cover closed against a 90 psf (438 kg/m2) uplift force. Provided with interior and exterior pull release cables to manually open vent cover.
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.
Performance Ratings:
UL-Listed. Complies with UL 790 Class A (burning brand test)
Finish:
Mill finish cover, prime painted curb.
Hardware:
Aluminum - Engineered composite compression spring tubes with steel compression springs packed in grease. Type 316 Stainless steel hinges. All other hardware is zinc plated/chromate sealed
Hinged
on the 4' 6" side
Brochure
Installation Instruction
Installation
Bil-Clip Installation Instruction
Template
Automatic Smoke Vent Size Chart
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