NTI – TFT340 Residential/Light Commercial Gas Boilers

NTI Boilers

TFT Series

The TFT is the top quality choice for both residential or light commercial applications. The high-performance stainless steel down-fired fire tube heat exchanger and the top and bottom stainless steel piping connections, offer supreme durability and flexibility of installation. The TFT reigns supreme with its unique mix of outstanding performances and legendary reliability.

Main Features

  • Touch screen intuitive display
  • High performance fire tube stainless steel heat exchanger
  • Integrated low water cut-off
  • Stainless steel internal piping and venting
  • Top and bottom water connections
  • Advanced cascade settings
  • Vents in PVC, CPVC or Poly Propylene


Input power, NG39.9 – 340 MBH
Input power, LP
Heating capacity324 MBH
Net AHRI rating282 MBH
Installation typeIndoor Wall Hung
Weight237 lb
Gas connection3⁄4 in NPT male
Water connection11⁄2 in NPT male
Air inlet4 in (max 100 ft)
Flue4 in (max 100 ft)