National Chimney M-Flex 6" x 20" Stainless Steel Standard Liner Kit h111 and adaptable with a Bio

and adaptable with a Bio Flame 24” Ethanol Firebox

Required for thick surrounding materials - such as stone or brick

) x 12 (L) Listings ULC-S635M

Product Type Damper Section Pipe Length 24" Diameter 7" Finish RAL 3022 49/33700 Powder Coat Documents & Files

Use as a stove connector to DuraLiner

National Chimney M-Flex 6" x 20" Stainless Steel Standard Liner Kit h111 and adaptable with a BioM FLEX standard liner kits are used for wood, oil, coal, and gas appliances. Each of our . 006" (CB) and . 005" (CBF) standard kits comes with installation instructions and a lifetime warranty. This lining kit has been installed in venting applications since 1992 and continues to be the most popular "all fuels" kit we offer. We stock 3" 8" inside diameter (ID) as well as 6" 8" outside diameter (OD) in our . 006" (CB). What's Included 1x Installation