MFLEX PRE-INSULATED 5.5" X 25" STANDARD LINER - SS INNER / ALUMINUM OUTER (W/ TEE)

National Chimney now offers preinsulated M-Flex Stainless Steel chimney liners with your choice of a Stainless or Aluminum outer protective liner. The Aluminum outer liner offers better flexibility and ease of handling, whereas the Stainless Steel outer liner offers more durability.
Both are manufactured using our highest quality, mill certified 316L Stainless Steel M-Flex inner liner and our ½" insulation wrap. This convenient liner will save you time and frustration on the job. Most liners can ship FedEx Ground. Liners of 8" or larger diameters ship via common carrier. These liners are also available in our Standard and Basic Kits.

DBP5.525KIT