Broan 639 Wall Cap for 3-1-4 x 10 Duct for Range Hoods & Bath Ventilation Fans It includes bend restrictors to

It includes bend restrictors to help reduce tripping hazards on the job site and is available in bright florescent colors

Blade length: 8 in

Made from high-strength chrome vanadium steel alloy and polished for superior resistance to abrasion and corrosion

it is sure to be an invaluable tool

resists impacts and protects against moisture damage

Broan 639 Wall Cap for 3-1-4 x 10 Duct for Range Hoods & Bath Ventilation Fans It includes bend restrictors toOverall sizing is 12 3 4 wide x 5 5 8 high. Duct fitting protrudes 4 7 8 from back of cap to allow proper fit to the ductwork (NOT for use with dryer venting). Equipped with a spring loaded backdraft damper and bird screen to keep nests and small animals on the outside. Wall cap is made of 24 gauge CRCQ steel construction with a black electrically bonded epoxy finish for durability and long life.