Chimney liners

JAWAR WK are condensation chimney liners made of acid-resistant stainless steel.


oil / gas (condensing)

JAWAR WK systems are used as chimney liners to protect existing brick chimneys. They are intended for the exhaust of flue gases from condensing heating devices in residential and non-residential buildings. WK liners are equipped with special silicone gaskets, which ensure additional gas-tightness of the system, therefore they can work in overpressure up to 200 Pa.

Product description

JAWAR WK are condensation chimney liners made of acid-resistant stainless steel. We offer a complete set of chimney liners for the removal of flue gases from condensing heating devices.


  • Made of stainless steel grade 316L thickness 0,5mm – 0,6mm,
  • Working temperature: do 200⁰C,
  • Operation in wet conditions,
  • Operation in overpressure,
  • Installation inside of a brick chimney,
  • Wide range of diameters,
  • Easy and fast installation,
  • Ultimate gas-tightness ensured by silicone gaskets,
  • Low heat capacity,

Available dimensions

Available diameters

JAWAR WT - zastosowanie

Environmental protection

The chimney liner is perfect for renovation of existing buildings. In the case of thermal modernization of a building and installation of a condensing boiler, it is necessary to install a chimney liner with special gaskets, to ensure the correct operation of the heating device.

Kit components

Basic elements:
For an extra charge:
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