Double-wall construction using stainless steel flue and either galvanized or stainless outer casing with an integral air space of 1/4”. Approved for venting gas and oil furnaces that do not exceed 570°F at the outlet temperature. Tested and listed to standard UL 641.
Minimum clearance to combustibles is 3”.
TYPE “L” PIPE GALVANIZED
Galvanized outer casing with stainless steel flue conduit. Positive twist lock for easy assembly and disassembly without tools. Pipe overlaps 1 1/2” when joined together. Assembled length is 1 1/2” less than listed length. Outside diameter is 1/2” greater than vent size.
Stainless steel outer casing with stainless steel flue conduit. Positive twist lock for easy assembly and disassembly without tools. Pipe overlaps 1 1/2” when joined together. Assembled length is 1 1/2” less than listed length. Outside diameter is 1/2” greater than vent size.