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  • Fireplace Products
  • Chimney Products
  • Woodstoves, Inserts, Fireplaces, Stove Parts
  • Chimney Flue Liners
  • Class-A Factory Chimneys, Stovepipe, Pellet Vent
  • Outdoor Heaters & Firepits

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    • Smooth Wall Preinsulated Liner

    Pre-Insulated Forever Flex is manufactured from 430 stainless steel in the outer skin and 316L inner stainless steel liner.

    It comes ready to install with Olympia Chimney Supply's non-carcinogenic Super Wrap Insulation Blanket already wrapped around the liner. It is convenient for the installer; saving both time and money.

    The outside dimensions is 1.5" larger than the inside dimension.

    Forever Flex Hybrid Chimney Liner is light years ahead of the competition.

    • Smooth interior for less turbulence and better draft
    • Provides Zero/Zero Clearance inside a masonry chimney
    • Manufactured from .010 stainless steel thickness
    • UL/ULC listed to UL 1777 & ULC S640 standards
    • Our 316L stainless liners are for wood, pellet, gas, oil, and coal
    • Free shipping within the continental United States

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