Exhaust Vents

Series/Model: Model 639Broan 639 Wall Cap Black for 3-1/4 Inch x 10 Inch Duct Wall Cap for 3-1/4" x 10" Duct for Range Hoods and Bath Ventilation Fans Overall sizing is 12-3/4" wide x 5-5/8" high. Duct fitting protrudes 4-7/8" from back of cap to allow...