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Lambro Industries 235 3 inch to 4 inch Plastic Duct Increaser

Model: 235

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Item is normally in stock and ships out within 3-5 Business days (excluding transit time). If out of stock it can take up to 2-4 weeks (excluding transit time).Specific options may or may not increase shipping time. For any reason, if there is a delay in shipping time we will notify you. Feel free to contact us if you have any concerns.

Details: Lambro Industries 235 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.

Features

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)

Applications

Public Buildings & Facilities
Commercial & Industrial Buildings
Government & Military Facilities
Retail & Strip Malls
Multifamily & Mixed-Use