Overview
Milcor by Duravent Big Smoky Galvanized Steel Heat and Smoke Vent provides durable steel build and automatic operation in event of flammable emergency. Install with interior and exterior manual release pulls.
- Automatically opens in event of fire
- 165° UL listed fusible link
- Includes interior and exterior manual release pulls
- Dampened gas springs to open against 10 psf snow or wind load at a safe controlled speed
- 14 gauge galvanized steel cover and 14 gauge galvanized steel curb
- 12 ½” curb with 3 ½” pre-drilled mounting flange
- Designed to withstand 90 psf wind uplift for class 90 roof decks
- UL 793 listed, UL 790 certified