SKU: 30247880979
Ships within 48 hours · Estimated delivery Aug 30 - Sep 4
Digital Moisture Reader Manual
allows for effortless operation
Set the timer
heat slowly when first starting fire
Simple and functional
National Chimney M-Flex 4" x 25" Stainless Steel Standard Liner Kit d37.4 Digital Moisture Reader ManualM 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
