NTI boilers
30 boilers listed under NTI.
| Model | AFUE | Costs to run |
|---|---|---|
| TRX085 | 96.00 | $24.20 per million BTU of heat |
| TFTN085 | 96.00 | $24.20 per million BTU of heat |
| NC085 | 96.00 | $24.20 per million BTU of heat |
| FTVN085 | 96.00 | $24.20 per million BTU of heat |
| TRX199C | 95.00 | $24.45 per million BTU of heat |
| TRX199 | 95.00 | $24.45 per million BTU of heat |
| TRX150C | 95.00 | $24.45 per million BTU of heat |
| TRX150 | 95.00 | $24.45 per million BTU of heat |
| TRX120 | 95.00 | $24.45 per million BTU of heat |
| TRX110C | 95.00 | $24.45 per million BTU of heat |
| TFTN285 | 95.00 | $24.45 per million BTU of heat |
| TFTN199 | 95.00 | $24.45 per million BTU of heat |
| TFTN150 | 95.00 | $24.45 per million BTU of heat |
| TFTN110 | 95.00 | $24.45 per million BTU of heat |
| TFT285 | 95.00 | $24.45 per million BTU of heat |
| NC199C | 95.00 | $24.45 per million BTU of heat |
| NC199 | 95.00 | $24.45 per million BTU of heat |
| NC150C | 95.00 | $24.45 per million BTU of heat |
| NC150 | 95.00 | $24.45 per million BTU of heat |
| NC110C | 95.00 | $24.45 per million BTU of heat |
| NC110 | 95.00 | $24.45 per million BTU of heat |
| FTVN199C | 95.00 | $24.45 per million BTU of heat |
| FTVN199 | 95.00 | $24.45 per million BTU of heat |
| FTVN150C | 95.00 | $24.45 per million BTU of heat |
| FTVN150 | 95.00 | $24.45 per million BTU of heat |
| FTVN110C | 95.00 | $24.45 per million BTU of heat |
| FTVN110 | 95.00 | $24.45 per million BTU of heat |
| LX300 | 93.00 | $24.98 per million BTU of heat |
| LX200 | 93.00 | $24.98 per million BTU of heat |
| LX150 | 93.00 | $24.98 per million BTU of heat |
Computed from electricity at 18.34¢/kWh, the EIA average for US in June 2026 and gas at $24.09/Mcf for June 2026. A kilowatt-hour is 3412 BTU. Gas volume is converted to heat at 1.037 million BTU per thousand cubic feet, EIA's published average. This is a rate times a rating, not a prediction of your bill.
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Source: ENERGY STAR certified product data, published by the U.S. EPA and used with attribution. This is a register of certified models, not of every model on the market. ENERGY STAR is a registered mark of the U.S. EPA; this site is not affiliated with or endorsed by EPA or DOE.