NTI Trinity

The NTI Trinity Fire Tube heat exchanger has an innovative down-fired concept to maximize home comfort.

Ideal For

Single family residences using propane or natural gas


  • Wall-mount configuration with optional floor stand, the NTI Trinity has multiple installation options for your home
  • Gas-fired boiler technology is highly efficient
  • Fully-modulating combustion system to maximize consistent and comfortable heat


  • The tubes have a dimpled design to optimize heat transfer, increasing energy efficiency
  • The Fire Tubes provide generous space for flue gas to pass, and significantly reduce the need for cleaning due to the vertical configuration and self-cleaning operation when in condensation mode
  • Also available in a combi model for on-demand domestic hot water


For complete warranty information, please visit the NTI website.

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Additional Information

Fuel Type

Natural Gas, Propane

AFUE Rating

Up To 95%

Product Brochure

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