AmeriVent® Gas Vent Segment, Double Wall, Series: ADFC, 4 in Diameter, 3 ft Length, Aluminum, Import
Diameter : 4 inDomestic/Import : ImportLength : 3 ftMaterial : AluminumSeries : ADFCType : Double Wall
0.012 in THK aluminum alloy inner0.018 in THK G-90 galvanized steel outer