Deflecto 12- Pack Duct Plastic Increaser and Reducer, 4" to a 3",White (IRB43)
Details:
- 12 Per Case
- Connects a 3 in. duct to a 4 in. duct
- Ideal for installing a bathroom fan
- Plastic construction for durability
- White
- Duct fits over reducer/increaser easily
- 4 inch To 3 inch Increaser/reducer
- Allows Use Of 4 inch Exhaust Hood With 3 inch Duct
- Material: Plastic