Double Door AcousticMAX™ 48 Smoke Vent

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Block the intrusion of exterior environmental noise with Babcock-Davis’ new STC 48 Double Door Acoustical Smoke Vent. Designed for performing arts centers and theaters, every detail has been designed with precision.


  • STC 48 – OITC 36
  • Innovative Sound Control
  • Superior Thermal Performance
  • Pre-Finished Black Interior




Model BSVX
Door Double Leaf
Sound Rating Sound Transmission Class (STC) 48
Outdoor-Indoor Transmission Class (OITC) 36
Material 14 gauge galvanneal steel
Finish Inside: Powder Coat, Black
Outside: Powder Coat, High Reflectance White
Cover Metal with liner, withstands a live load of 40psf
Curb Double wall curb with easy tab counterflash and mounting flange
Insulation Mineral wool with sound mat in cover and curb; total R-10
Hardware Stainless steel heavy-duty pintle hinge. Gas spring with damper open cover against 10psf load. Zinc plated hold open arm.
Latch Zinc plated steel rotary latch designed to hold covers closed against 90psf wind uplift
Certification UL 793 listed
Minimum Size 48 inches by 48 inches
Maximum Size 72 inches by 120 inches
Warranty 5 years


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