3 in. to 4 in. Roof Vent Kit for Round Duct Steel in Black 20V Tools Brushed nickel finish uses a

Brushed nickel finish uses a physical vapor deposition process that ensures the finish is a durable lifetime finish

A removable 360 side handle helps you set the depth rod for pre-set hole drilling

Fits outside tile dimensions 12 in

15 Color/Finish Family Silver Features Thermostat Controlled Returnable 180-Day Color/Finish Silver Material Galvanized Steel Product Width (in

All ball and roller bearing construction smooth power transmission and extended tool life

3 in. to 4 in. Roof Vent Kit for Round Duct Steel in Black 20V Tools Brushed nickel finish uses aThe RVK1A Steel Roof Cap Kit is an easy to install vent for ventilation fans (bath, rec room, home gym, etc.). It is compatible with 3" or 4" ductwork and includes a 3" to 4" adapter for convenience. This cap features both a back draft damper and bird screen, preventing outside air from entering the home and birds and small pests from entering duct work. This kit includes all materials needed for installation, including 8 ft. of 4" flexible ducting,