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3"/4" x 10' Flexi-Sleeve For Flexi-Liner - 1740120

Item: COP77100

Out of stock

  • Diameters: 3"/4"
  • Length: 10'
  • Designed only for use with Flexi-Liner

Selkirk 3"/4" x 10' Flexi-Sleeve For Flexi-Liner is designed only for use with Flexi-Liner. You can use it when the flue gas temperature is below 280°F at the thimble/breaching, large portions of the chimney are located on the exterior of the house, the liner is venting fan-assisted appliances, or the flue cavity is much larger than the liner.

WARNING: Carcinogens: This product can expose you to chemicals including Lead, which is [are] known to the State of California to cause cancer. For more information go to

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