JavaScript seems to be disabled in your browser.

You must have JavaScript enabled in your browser to utilize the functionality of this website. Click here for instructions on enabling javascript in your browser.

FlexLine For Fireplace Inserts

Each connector kit contains 4\' of oval flex pipe, a 48" block-off plate, Owens-Corning hi-temp gasket, stove fitting, support poles and hardware. Installs without removing the damper frame.



  • Fits damper up to 48" long and 10" wide.
  • Seals airtight at damper.
  • Improves draft.
  • Long-lasting stainless steel construction.
  • Block-off plate is 22 ga. aluminized steel.
  • Meets and exceeds NFPA 211.
  • 10-Year Limited Warranty.

Discontinued - limited quantities left.