Selkirk-Metalbest Metalbest 5" Inner Diameter - Direct-Temp Direct Vent Pipe - Double Wall - 5" to 4" Reducer

5" x 8" to 4" x 6-5/8" Direct Vent Reducer from Direct-TempMetalbest's new Direct-Temp direct vent reducer allows you to adapt 5 x 8” Direct-Temp pipe diameter to the 4 x 6-5/8” pipe diameter for vertical run applications when permitted by appliance manufacturer.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...