Deflecto Duct Increaser and Reducer, Plastic Inline Adapter, White, 4” to 3” (IRB43)
Brand: Deflecto
Color: White
Categories: Tools & Home Improvement, Building Supplies, HVAC, Ducting


Designed to transition between 4" and 3" diameter ducts
Simply slip the ducts over the increaser/reducer, tightening in place with clamps (not included)
Durable polypropylene construction has a melting point of approximately 325 degrees
Connects a 4 inch dryer exhaust hood to a 3 inch duct
Ideal for bathroom fan installations

Batteries Required?: No
Warranty Description: Deflecto Duct Plastic Increaser and Reducer, 4" to a 3", (IRB43)
Product Dimensions: 4 x 3.4 x 4 inches
Manufacturer: Deflecto
Item Weight: 1.6 ounces
ASIN: B005XU3QCQ
Item model number: IRB43
Department: Electronics
Included Components: Deflecto Duct Plastic Increaser and Reducer, 4" to a 3", (IRB43)
Customer Reviews: 4.4 out of 5 stars 592 ratings 4.4 out of 5 stars
Is Discontinued By Manufacturer: No