AmeriVent® Gas Vent Pipe Section, Type B, Series: 4E, 4 in ID x 4-1/2 in OD Dia, 6 in Length, Steel/Aluminum, Galvanized, Import
Diameter : 4 in ID x 4-1/2 in ODDomestic/Import : ImportFinish : GalvanizedLength : 6 inMaterial : Steel/AluminumSeries : 4EType : Type B
0.012 in THK aluminum alloy inner wall0.018 in THK galvanized steel outer