Crafted from a specialized 316L stainless steel alloy, this chimney liner kit offers unparalleled resistance to corrosion, creosote, and extreme temperatures. Its highly flexible design allows for straightforward installation even in challenging or irregular flues, saving you time and effort. The complete stainless steel...

Ensure the safety and efficiency of your heating system with the FireFlex 316L Basic Flexible Chimney Liner Kit. This premium kit is engineered to provide a secure and reliable pathway for exhaust gases, protecting your masonry chimney from deterioration and improving appliance performance. Crafted...

Whether you are relining and repairing an existing chimney or choosing a stainless steel chimney liner for your new build, our chimney liner kits are renowned for their build quality and longevity. Each chimney liner kit is engineered to provide an optimal pathway for...

No more struggling with insulation wrap; our pre-insulated design means faster, easier installation, saving you time and labor. Crafted from robust 316L stainless steel, the FireFlex liner offers exceptional corrosion resistance and can withstand extreme temperatures, ensuring a lifetime of reliable service. Fireside Chimney...

Our FireFlex 316L stainless steel smooth flue liners for chimneys are designed to reline existing chimneys or be used in new construction. These fireplace liner kits are manufactured using the highest grade mill certified alloys. They are manufactured with a continuous strip of stainless...

PRE-INSULATED LINERS ADD AN ADDITIONAL 1 1/2" TO THE OVERALL DIAMETER OF THE LINER Fireside Chimney Supply's FireFlex Pre-Insulated Chimney Liner Systems are made of a 316L .006 Stainless Steel Interior Liner, a 1/2" layer of insulation, an aluminum outer liner to help make...

Fireside Chimney Supply's FireFlex smooth wall chimney liners are made of 316L stainless steel and are used for Wood, pellet, Gas, and oil stoves and appliances.Our FireFlex 316L stainless steel flue liner system is designed to reline existing chimneys or be used in new...