Deflecto 3" Duct Connector

The 3" diameter plastic duct coupler connects flexible semi-rigid, metallic or vinyl duct together quickly and easily. Does not require tools, clamps or tape for installation to connect two duct together. Duct coupler is threaded inside for easy attachment. The white plastic molded duct coupler is made of calcium filled Polypropylene with a melting point of 325 degrees F and has a UV inhibitor added.