Built-in backdraft damper for increased protection and 3-3/8 in L attachment collar|
Overall size showing on the surface is 12-1/2 in W x 13 in H with a 6 in hood and a 3-3/8 in L attachment collar for 8 in round ductwork (not for use with dryer venting)|
For 8 in round duct for range hoods and bath ventilation fans|
Wall cap is made of 22 ga CRCQ steel construction with a .25 natural aluminum finish for durability and long life
Broan Wall Cap, 13 in Length, 12-1/2 in Width, 22 ga, For Use With: 8 in Round Duct, Aluminum, Natural, Domestic