Product Description
Master Flow, 4 " to 3 " Round Reducer30-Gauge, Galvanized Steel Construction For Durability
Hemmed Collar Edges For An Improved Fit And Increased Strength
Connects 4 In. Pipe To 3 In. Pipe In Duct Run
Seal Seams With Code-Approved Mastic, Sealant Or Duct Tape (Sold Separately)
Always Insulate Ductwork For Greater System Efficiency And Comfort (Insulation Not Included)
MFG# R4X3
Product Videos
Custom Field
MFG Part R4X3
UNSPSC Code 40141900
