Overview
Milcor by Duravent Big Smoky Aluminum Smoke Heat and Vent with Galvanised Steel Curb provides added fire protection for any commercial application. UL certified and opens automatically for weather resistance.
- 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
- .10 Aluminum 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