National Chimney M-Flex 4" x 25" Stainless Steel Standard Liner Kit d37.4 36" Ascent fireplaces

36" Ascent fireplaces

heat slowly when first starting fire

For added realism as well as beauty for when the unit is in use as well as when it is not

This part can be found at all major hardware stores in your area

Digital Moisture Reader Manual

National Chimney M-Flex 4" x 25" Stainless Steel Standard Liner Kit d37.4 36" Ascent fireplacesM 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