XBF SPECIFICATIONS
| Model | Natural Gas And LP Gas | DIM "A" INS. | AFUE% | |
| AGA Input BTU/HR | IBR Net Water Rating BTU/HR | "EID" | ||
| XBF-75 | 75,000 | 55,000 | 11-¼ | 84.0 |
| XBF-112 | 112,500 | 82,000 | 14-½ | 84.0 |
| XBF-150 | 150,000 | 110,000 | 17-¾ | 84.1 |
| XBF-187 | 187,500 | 137,000 | 21 | 84.1 |
| XBF-225 | 225,000 | 163,000 | 24-¼ | 84.0 |
| XBF-262 | 262,500 | 191,000 | 27-½ | 83.9 |
| XBF-299 | 299,000 | 218,000 | 30-¾ | 83.7 |