Automatic Smoke Vent – Steel Curb & Aluminum Cover

Enhance your fire safety measures with the BA-S-40SV Automatic Smoke Vent by Best Access Doors. Engineered to ensure security in various settings like industrial complexes, schools, and commercial buildings, the BA-S-40SV smoke vent raises the bar for safety standards. 

Featuring a single-leaf design equipped with a reliable fusible link that's undergone thorough testing and earned UL certification, this vent springs into action when temperatures exceed 165°F. In an instant, the spring-powered cover engages, providing quick ventilation to clear out harmful fumes and gases. 

Built for lasting durability, the BA-S-40SV boasts weather-resistant construction and comes with EPDM rubber gaskets permanently attached to its cover. Trust in its efficiency to enhance safety protocols in diverse environments. 

Why Choose BA-S-40SV?  

  • 3-½"" mounting flange for easy fittings and installations
  • Class A UL 790 rating, providing the highest standard of rooftop fire resistance
  • UL-listed fusible link for automated venting during fires
  • Aesthetic, heavy-gauge steel and aluminum construction
  • Compression-assisted lifts for one-handed operation
  • 1"" thick fiberboard and fiberglass insulation for added thermal resistance
  • Weathertight construction with EPDM gaskets
  • Structural reinforcement with 40psf bearing cover
  • Telescoping springs ensure an opening with wind or load forces of up to 10psf
  • Standard opening for better ventilation

At Best Access Doors, we are committed to our customer's satisfaction! Simply choose your size, and if you have general product questions, custom requests, or would like to make a large order, count on our world-class product specialists to guide you through every step.

Connect with us at your convenience at (800)-483-0823; we would love to help!