3 inch to 4 inch Plastic Duct Increaser – Item #235

The Lambro 3 inch to 4 inch plastic duct connector is ideal for bath fan exhaust installations. Used to increase the duct diameter size from the bath fan 3 inch exhaust port to the 4 inch duct going to the outside. The polypropylene material resists moisture to remain corrosion-free.

  • Retail cut case
  • Increase bathroom fan exhaust venting diameter from 3-inch to 4-inch
  • Not to be used in clothes dryer installations
  • Made of polymer resin material
  • Installation clamps or tie straps (not included)

Package Contains:
(1) 3 inch to 4 inch Plastic Duct Increaser

The Lambro 3 inch to 4 inch plastic duct connector is ideal for bath fan exhaust installations. Used to increase the duct diameter size from the bath fan 3 inch exhaust port to the 4 inch duct going to the outside. The polypropylene material resists moisture to remain corrosion-free.

  • Retail cut case
  • Increase bathroom fan exhaust venting diameter from 3-inch to 4-inch
  • Not to be used in clothes dryer installations
  • Made of polymer resin material
  • Installation clamps or tie straps (not included)

Package Contains:
(1) 3 inch to 4 inch Plastic Duct Increaser

Item Number:
235
Pack Quantity:
12
Package Size:
12 3/4 x 4 7/16 x 7 3/8
Package Type:
Retail
Package Weight:
1.08 lbs.
UPC:
0 3989900235 2


Type

Adaptor