Master Flow 7 in. Goose Neck Vent - Roof Cap in Black

The Master Flow 7 in. Goose Neck Vent is designed for 7 in. round pipe or flexible duct. This vent is designed for venting appliances through your roof. It's made of zinc-coated galvanized steel for durability and reliability. This vent features a heavy-duty screen that helps protect against small animals from entering your home and a damper to help prevent backdraft.