Built-in backdraft damper and bird screen keep out unwanted outside air and critters
Detailed Description: Broan Nu-Tone Steel Wall cap has 24 ga CRCQ steel construction and comes with a black electrically-bonded epoxy finish for durability and long life. Cap measuring 12-3/4 Inch x 5-5/8 Inch and is fitted with a spring-loaded back draft damper and bird screen to keep nests and small animals on the outside. It has duct fitting that protrudes 4-7/8 inches from back of cap to allow proper fit to the ductwork.
|Catalog Description||Steel wall cap for 3-1/4" x 10" duct. Black|