TheTop Insert Sleeve slides inside the top of a flexible chimney liner to provide the rigidity required to apply the Top Clamp, supporting the weight of the system above the Top Plate. Used in systems with no chimney pot.
Chimney Liner Insert Sleeve for Multifuel and Wood Burning Flexible Flue Pipe
Chimney Liner Insert Sleeve Galvanised for Multifuel & Wood Stove Flexible Flue
Chimney Liner Insert Sleeve for Flexible Flue System Galvanised No Pot Install
Flue Liner Insert Sleeve Top Galvanised Flexible Chimney Installation Multifuel
Flexible Liner Insert Sleeve 5" 125mm for Chimney Flue Installation with No Pot
