Builder's Best 84035 Galvanized Steel Roof Vent Cap with Damper & Removable Screen, 4" Diameter Collar, Black (New 2021)

Extremely Durable: This is a heavy duty 26 gauge galvanized roof vent hood with a high performance polyester powder coated finish. Protection Against Corrosion: Our vent caps are ASTM B117 tested for anti-corrosive properties, showing very little or no signs of corrosion on our high performance polyester powder coated galvanized steel surface. Other leading and foreign brands have little or no corrosive protection. Features: Riveted construction; does not use caulk. Includes pre-drilled holes for easy mounting. Vent also comes with a flapper (damper) that prevents back drafts. Ideal for bathroom or kitchen vents. Screens are removable so that caps can be used for venting clothes dryers as well. Quality made in the USA by Builder's Best, Inc. Builder's Best brand is a US registered trademark., Manufacturer: Builder's Best Inc.