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Metal-Fab L-Vent pipe and fittings are intended for installation to form a continuous passageway from either above the roof or hori- zontally through a wall. Double-wall construction using stainless steel flue and either galvanized or stainless outer casing with an integral air space of 1/4". Metal-Fab L-Vent systems are listed for gas and oil furnaces that do not exceed 570°F at the outlet tem- perature. Tested and listed to standard UL 641. Metal-Fab L-Vent is only allowed for use with appliances requiring a negative or neutral pressure venting system and is not listed for use with wood or coal fired appliances. 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.