®Mi-Flues System 39 is a factory made single wall flue system comprising of a range of lengths, tees, bends and assoiciated fittings and supports. 

System 39 is suitable for the following applications:

  • Flue gas system for gas and oil fired appliances, as recommended by the appliance manufacturer
  • For relining existing chimneys using oil and gas fired appliances
  • Ventilation - boiler rooms, laundries and kitchens
  • Fume extraction

System 39 is not suitable for condensing applications.

System 39 has a unique press fit jointing system, which provides structural stability. 

To prevent excess condensation of the flue gases and potential freezing, System 39 is not permitted for external runs.

View our System 39 brochure