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DIY — insulated vs non insulated chimney liners

Do I Need to Insulate My Chimney Liner?

Posted by Jim Hessenauer on

Do I Need to Insulate My Chimney Liner?

We get this question a lot. Is chimney liner insulation necessary? Personally for us we almost always recommend a pre-insulated chimney liner if conditions allow. The pre-insulated version saves a ton of time and hassle over wrapping the liner. Plus the outer steel helps to protect and preserve the insulation, not just during installation but for the life of the product. With that said, insulated chimney liners are not necessary most of the time, but in our opinion more is better when dealing with fire.  Forever Flex Top Sealer Plates seal so tightly, they virtually prevent the flow of air...

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