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Type ACDSV
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48 Width
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96" Length"
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Bilco ACDSV-4896
Bilco ACDSV-4896
Bilco ACDSV-4896 Type ACDSV Double Leaf Automatic Smoke Vent with Acoustic Sound Rating STC 46 - 48" x 96"
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Product Description:
Type ACDSV Double Leaf Automatic Smoke Vent with Acoustic Sound Rating STC 46 - Steel Construction, 48" x 96"
Standard Features and Benefits:
STC-50, OITC 46, and ISO 140-18 (rain fall - 37.5 db) sound ratings
Thermolatch® II 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
Gas springs have integral dampers to assure the covers open at a controlled rate
Fully insulated and gasketed for weather-tightness
Constructed with corrosion resistant materials to provide many years of trouble free, dependable service
Available in a number of standard UL listed sizes
Specifications:
Frame opening:
48" W x 96" L
Hinged
on the 8' Sides
Material:
Cover and frame are 14 gauge (2 mm) G-90 paint bond galvanized steel
Covers:
Brakeformed, hollow-metal design with 4" (100 mm) mineral wool insulation, 5-3/4" (146 mm) 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, 4" (100 mm) fiberboard insulation, fully welded at corners, and 6-7/8" (175mm) mounting flange with 7/16" holes (11mm) provided for securing frame to the roof deck
Gasket:
Extruded PVC gaskets permanently adhered to the underside of the cover and the top of the curb
Hinges:
Heavy-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 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
Operation:
When acoustical smoke vent is released, high performance gas springs open covers against a 10 psf (49kg/m2) snow/wind load and lock covers in the open position. Gas springs have integral dampers to assure a controlled rate of cover opening and have a cyclic durability of 50,000 cycles
Performance Ratings:
STC-50, OITC 46, and ISO 140-18 (rain fall - 37.5 db) sound ratings. UL-listed.
Comply with
UL 793 and UL 790 Class A (burning brand test).
Finish:
Alkyd base red oxide primer
Hardware:
Corrosion-resistant gas springs and hot dip galvanized steel stop cables. All other hardware is zinc plated/chromate sealed
Note:
Without modifications, this smoke vent must be manually closed from the roof if opened.
U.S. Patents
5,927,012 5,960,596 6,347,818
Brochure
Installation Instruction
Installation
Bil-Clip Installation Instruction
Type ACDSV Drawings
Automatic Smoke Vent
Size Chart
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