Passive flue gas recovery devicesPassive_Flue_Gas_Heat_Recovery.jpg


Flue gases freom heating system boilers contain heat that can be recovered and used.

A passive flue gas recovery device can be used with some types of of gas fired combination boilers to extract heat from the flue gases. The extracted heat is then used to pre-heat cold water before it enters the boiler and is heated for domestic heating hot water purposes such as washing and bathing. The device is installed above the boiler and the flue gases pass through the device after leaving the boiler.

To guide you through these, the National Skills Academy have recently produced a series of consumer guides.

  • Energy efficient homes and environmental technologies, priced at £4.99
  • Creating and energy efficient and sustainable home, priced at £5.99

Purchase your copy here.