Chimney Insulation

Chimney liner insulation kits help ensure safety and efficiency for stainless steel flex chimney liners. Chimney liner insulation will help reduce the buildup of creosote. Insulating your chimney liner is strongly advised, especially for wood burning applications.

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Chimney Liner Insulation Blanket Kit


Chimney Liner Insulation Blanket Kit

Everything you need in one box: precisely sized foil faced 1/2" or 1/4" insulating blanket, retractable mesh, spray adhesive, foil tape and clamps. Safer than ceramic wool (aluminum silicates). Less skin irritation — breathe easier knowing that our insulation is carcinogenic free. UL listed for use with single wall stainless... Read More

Chimney Insulation Mix - Everguard


Chimney Insulation Mix - Everguard

Everguard insulation mix is a ready mix, vermiculite based insulation material. Simply prepare by gradually adding 4-7 gallons of water. When the insulation is properly mixed, it will hold together when squeezed in your hand, and no water should come out. Pour the mix around the chimney liner, while shaking... Read More

Chimney Liner Insulation Blanket Only


Chimney Liner Insulation Blanket Only

In response to customer requests, we now offer 5' and 10' lengths of our Super Wrap 1/2 thick 4ml protective foil face insulation. Width is 24". Chimney Liner Insulation Kits are also available. These precut lengths are ideal for sealing off the damper area when installing a fireplace insert with... Read More

Rigid Liner Insulation


Rigid Liner Insulation

Compress the insulation around the rigid liner by hand, until the two edges snap and lock together. Available in 24" lengths. Rigid insulation increases the outside diameter of the liner pipe by about 1 1/4 inches. Note: We cannot accept any returns for rigid liner insulation Read More

Learn About Chimney Insulation

Typical Use & Summary:

  • Options available for use with our Stainless Steel Flexible Chimney Liner Kits or Stainless Steel Rigid Chimney Liners
  • Chimney liner insulation kits help ensure safety and efficiency for stainless steel chimney liners
  • Chimney Insulation reduces the build up of creosote and helps your chimney stay cleaner longer

Why Insulate?

  • To maintain efficiency, safety, and to significantly reduce formation of creosote, you will need to insulate the chimney liner. It is strongly advised that you do insulate. When you install your chimney liner with the proper chimney insulation, your reline job creates an environment that allows your appliance to be as efficient and safe as possible. An insulated chimney liner has a better draft and stays cleaner longer, which is a benefit to any stainless steel chimney liner.

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Our 316Ti flexible chimney liner and chimney liner components have passed the rigorous testing at the Underwriters Laboratories with best in class status and are UL Listed. So if you are looking for UL listed chimney liner sold directly to homeowners, then look no further than Rockford Chimney

Customer Testimonials

Back in July you gave me excellent advice re. sizing/purchasing a flue liner for the chimney associated with my wood stove. I'd like to thank you once agai... More

—AE Northfield, MN

A few weeks ago I ordered a chimney liner system for my fireplace insert. Your salesman recommended the liner system plus the insulating blanket. I just wa... More

—AH Happy customer

Just got around to installing my new smooth flexible liner and deluxe terra cotta cap (wow). The quality of your product is second to none. Very pleased an... More

—B.B. from Massachusetts

Thanks so much for the great tech service from Dennis, very knowledgable, friendly and proffessional.Your website is the best, beats your competition by fa... More

—Bill in Knoxville

Sue and Dennis, I received the final part of my order yesterday (the chimney cap that actually fits over the chimney chase). It looks wonderfu... More


Hello, I was shopping for an fireplace insert and called RCS to ask why they were so much cheaper than my local guy, the reply was " we sell thousand of th... More

—Chris, PA.