Selkirk-Metalbest Metalbest 4" Inner Diameter - Direct-Temp Direct Vent Pipe - Double - Universal Adapter

4" x 7" Direct Vent Universal Adapter from Direct-TempThe appliance adapter can be used to ensure a secure connection to twist-lock type appliance outlet collars but is not required in every application. Direct-Temp will slide directly onto most direct vent appliance outlets.Direct-Temp system features stainless steel inner and heavy duty galvanized steel outer walls. Heavy duty centering brackets keep inner pipe centered and chamfered edges allow for easy slide-together assembly. The free-floating inner...