Mandatory Flue Grommet replacement on all TFT Boilers (excluding TFT-154)
NTI Boilers is directly providing recall upgrade kits to all installers, 1 kit per registered TFT boiler installed. If technicians have not received these upgrade kits directly by mail, please contact Thermal Products and we will provide you with the required material as well as a list of all boiler serial #s purchased from Thermal Products.
If you need more information contact us directly by phone or through the E-mail provided on our Contact page.
NTI has provided a full video guide to the entire upgrade procedure Here