3" x 5', 3VP-60, Pellet Stove Pipe. Model VP, Type L, Vent tested, and listed to UL-641 standard, as well as the UL-103 standard. Pellet vent cannot be interchanged with other manufacturer systems. Double wall, and insulated design. Designed with a stainless steel inner wall, and a 0.018 galvalume steel outer wall. 1" inch clearance to combustibles twist-lock construction .

Manufactured in United States Designed with a stainless steel inner wall and a 0.018 galvalume steel outer wall Double wall and insulated design 3" x 5', 3VP-60, Pellet Stove Pipe Model VP, Type L, Vent tested and listed to UL-641 standard, as well as the UL-103 standard Pellet vent cannot be interchanged with other manufacturer systems