SELKIRK CORP 3VP-36 Pellet Stove Vent Pipe, 3" x 3' Manufactured in United States Easy to use Highly durable 3" x 36", 3VP-36, Pellet Stove Pipe, Model VP Type L vent tested and listed to UL-641 standard as well as the UL-103 standard Engineered for pellet and corn burning stoves Coupling joint connects in seconds to secure efficiently Inner wall is constructed from 304 stainless steel and the outer wall is paintable galvanized 3" x 36", 3VP-36, Pellet Stove Pipe, Model VP Type L vent tested and listed to UL-641 standard as well as the UL-103 standard Engineered for pellet and corn burning stoves Coupling joint connects in seconds to secure efficiently Inner wall is constructed from 304 stainless steel and the outer wall is paintable galvanized