Metal-Fab 3MIN4 3 x 4, 0.012 Aluminum Alloy Flue, 0.018 G90 Galvanized Steel Casing, Double Wall, Round, No-Height, Type B Gas Vent Increaser voomi_id_41886 The McDaniel Metals filter base

The McDaniel Metals filter base

This economizer operates on twenty-four volts and is compatible with various system types

UPC: 60039923321263

Item Weight: Zero point eight ounces

Metal-Fab 3MIN4 3 x 4, 0.012 Aluminum Alloy Flue, 0.018 G90 Galvanized Steel Casing, Double Wall, Round, No-Height, Type B Gas Vent Increaser voomi_id_41886 The McDaniel Metals filter baseProduct Description The Metal Fab 3MIN4 is a type B gas vent increaser. Its design features a double wall, round structure with no height. The larger end has a diameter of four inches, while the smaller end has a diameter of three inches. The length of the increaser is two point six eight inches. The inner wall is made of aluminum alloy with a thickness of zero point zero twelve inches and the outer wall is constructed from G90 galvanized steel, with