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4" X 35' Flexi Basic Kit Type B Gas Relining Aluminum Flexi-Liner Extension Kit - 1740035

Item: COP77117

Out of stock

  • Dimensions: 4" x 35'
  • 4-Inch Diameter
  • 35-Foot Length
  • Made of durable aluminum
  • Approved for use with Type B Gas
  • Kit includes length, round top, flashing with 3" collar, mortar guard, fasteners and instructions
  • AF*-FC Flexi Coupler is available to assist in joining flexible lengths or connecting to fittings
  • AF*-BVA Type B Gas Vent Adaptor is available to transition from Type B Gas Vent to Flexi Chimney Liner

Selkirk 4" X 35' Gas Relining Aluminum Flexi-Liner Extension Kit is the toughest aluminum flexible chimney liner that you can buy. Flexi-Liner is built better for increased compressibility (which results in smaller cartons) and a rugged, rip-resistant product.

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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