Our roof gravity ventilators for air exhaust and fresh air intake are designed to withstand wind and snow. They include a bird screen and an insulated hood.
We manufacture products to your specifications.
Our gravity ventilators, which can be used for air exhaust or fresh air intake, are made from 18-gauge galvanized steel and equipped with a ½” x ½” galvanized steel bird screen.
Designed to withstand wind and snow.
- Material: satin-finish steel/aluminum/stainless steel
- Paint: choice of colors
- Filter: disposable or washable
- 12-gauge prefabricated roof curb (see gravity ventilator photo 2)
- Aluminum bird screen
- Lifting rings
- Hinged door for internal access