Snap-lock coupling ends and lightweight. Double wall type b vent pipe. Rugged, double-wall construction of corrosion-resistant galvanized steel and aluminum. SKU: 41662180 MFG: 3E4 Shop more products by AmeriVent. SHARE Share on Facebook Tweet on Twitter Share on Google+ Pin on Pinterest Shipping charges calculated at checkout. Shipping not available to AK,AE,AA,AE,AE,AE,AP,FM,GU,HI,MH,MP,PW,PR,VI $21.72 Quantity In Stock Add to cart Request a Bulk Quote Thank you for your quote request. We will be in touch. DETAILS Description DESCRIPTION Highlights: Size: 3" x 4' Gas vent pipe Material: Aluminum/Steel Finish: Galvanized Double wall type b vent pipe Rugged, double-wall construction of corrosion-resistant galvanized steel and aluminum Snap-lock coupling ends and lightweight FEATURES MFR: 3E4 SKU: 41662180 UPC: 095029109049 Brand: AmeriVent