Air Vent Covers & Ducts Spark

Metalbest 4DT-VPSS 4" Inner Diameter - Direct-Temp Direct Vent Pipe - Double Wall - Spark Arrestor Cap 4" x 6-5/8" Direct Vent Spark Arrestor Cap from Direct-TempThis screen attaches inside 4DT-DCC to more→reduce sparks and to prevent animals, birds and debris from entering as well as preventing hot items from leaving the chimney. It is easily removed for cleaning adding convenience.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 under high temperature, without creating …