Broan Nutone 4-7/8 x 5-5/8 in. Wall Vent in Black Steel
B639

DESCRIPTION

  • For 3" or 4" round duct
  • Spring-loaded back draft damper
  • Built-In Bird Screen
  • Electrically bonded epoxy finish

Color/Finish

QUANTITY
1
SPECIFICATIONS
Duct Shape Round
Height 5-5/8 in
Type B639
Width 12-3/4 in