Selkirk-Metalbest Metalbest Direct-Temp 4" x 6-5/8" Direct Vent Standard Co-Linear Appliance Adapter

4" x 6-5/8" Direct Vent Standard Co-Linear Appliance Adapter from Direct-TempThis adapter is for use with Selkirk 3" aluminum Flexi-Liner or equivalent product. This adapter will convert between the appliance and the vent pipe.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 liner allows the pipe to expand and contract und...