5 INCH DIAMETER SMOOTHWALL STAINLESS STEEL CHIMNEY LINER KITS
Stainless Steel Chimney Liner Kits. A section of Flex-All Double Ply. 012 316L Stainless Steel Chimney Liner. Tested and approved to UL1777 zero clearance standards . 316L Stainless Steel. All of our component parts in our kits are.