The Sentinel boiler is a hot water boiler heating system with a heat exchanger which has for years been a workhorse of the heating industry, in boilers chosen by heating contractors for performance and reliability.
| MODEL | Input MBtuH | Output MBtuH | AFUE | Dimensions HxWxD | Water Content Gal. | Weight Lbs. | VENT DIA. |
|---|---|---|---|---|---|---|---|
| SE-70 | 70.0 | 58.0 | 82.0 | 28.5x19.75x11.1 | 0.00 | 250 | 4 |
| SE-105 | 105.0 | 87.0 | 82.1 | 28.5x19.75x14.1 | 0.00 | 310 | 5 |
| SE-140 | 140.0 | 116.0 | 82.2 | 28.5x19.75x17.1 | 0.00 | 365 | 5 |
| SE-175 | 175.0 | 145.0 | 82.2 | 28.5x19.75x20.1 | 0.00 | 425 | 6 |
| SE-210 | 210.0 | 173.0 | 82.3 | 28.5x19.75x23.1 | 0.00 | 485 | 7 |
