36" x 30" Automatic Smoke Vent - Steel - Bilco

S-20SV 36" x 30" Automatic Smoke Vent - Steel - Bilco

The S-20SV Automatic Smoke Vent - Steel has durable galvanized steel with a concealed fiberglass cover material that protects the building components and people inside it from the vicious smoke, heat, and gases from a fire. A reliable single-leaf smoke vent is perfect for elevator shafts, stairways, or any area that requires smaller vents.  

S-20SV's Thermolatch positive hold/release mechanism provides reliable vent operation in the presence of fire. This smoke vent automatically releases on the melting its fusible link, a handy feature if you talk about fire protection. 

Why install the S-20SV?           

Affordable: The S-20SV smoke vent also provides a cost-effective solution to address your smoke vent needs for your commercial building. In addition, this product is easy to install without special tools and requires no maintenance.       

Super-Durability: The S-20SV smoke vent is tough and long-lasting with its galvanized steel build. No need to worry about dents and scratches with its 14 gauge galvanized steel material with a 1" concealed fiberglass insulation and a certified UL 793 and UL 790 Class A fire ratings.     

Variety: If you are looking for multiple product options, you can choose from the S-20SV 's various sizes and latch that will surely fit your commercial building.      

Specifications:       

• Cover and frame: Cover and frame are 14 gauge (2 mm) G-90 red oxide painted galvanized steel. 
• Cover: Brakeformed, hollow-metal design with 1" (25 mm) 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" (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. Comply with UL 793 and UL 790 Class A (burning brand test). 

Call Us Today!     

Why Choose Access Doors and Panels? Because we are your reliable source of practical and handy access panels for your walls, ceilings, floors, and even your roofing system. We understand your access and security needs, so you can always talk to our expert product specialists and apply for credit! Call us at (800)-609-2917 and experience our excellent products and services!