| MODEL | Output MBtuH | IBR MBtuH | Firing Rate GPH | AFUE | Water Content Gal. | HxWxD | Weight. Lbs. |
|---|---|---|---|---|---|---|---|
| DK2-3 | 83.0 | 74.0 | 0.70 | 88.2 | 5.50 | 29x16.75x18.4 | 370 |
| DK2-4 | 121.0 | 106.0 | 1.00 | 88.3 | 6.90 | 29x16.75x22.5 | 437 |
| DK2-5 | 151.0 | 131.0 | 1.25 | 88.4 | 8.20 | 29x16.75x26.25 | 503 |
| DK2-6 | 167.0 | 148.0 | 1.39 | 88.4 | 9.50 | 29x16.75x31.1 | 569 |
| DK2-7 | 195.0 | 171.0 | 1.60 | 88.5 | 10.80 | 29x16.75x35.5 | 639 |
| DK2-8 | 222.0 | 193.0 | 1.80 | 88.6 | 12.20 | 29x16.75x39.25 | 705 |
