Connects IL gas flue or a gas flue box to flexible flue liner or fibre cement liner - lower end connects to IL flue or gas box
- Gas - flue temperature not exceeding 250 degrees C
- Atmospheric gas fired appliances only - Zero or Negative pressures in the flue
- Twin wall construction - Aluminium and Zalutite
- Air gap insulates and minimises condensation
- Low external temperature reduces clearances required to combustibles
- CE Approved EN 1856-1 T250 N1 D Vm L11030 O(50)
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