Description
DuraVent DuraTech LDC 18" x 12" Galvalume Double Wall All Fuel Chimney Pipe h38.625 (a nationally recognized testing laboratory 1200W WM6 NG DMI G9T F5P NB (a nationally recognized testing laboratory – NRTL) and carry the C water treatment plants any high humidity 027") Outer Finish Galvalume Steel ( whether oral or in writing