NASSAU 2 SPECIFICATIONS

| Model | Doe Heating Capacity BTU/HR | IBR Net Rating Steam BTU/HR | DIM "A" INS. | AFUE% Efficiency (No Stack Damper Required) |
| NS-118 | 118,000 | 89,000 | 16-¼ | 81.7 |
| NS-145 | 145,000 | 109,000 | 16-¼ | 80.2 |
| NS-156 | 156,000 | 117,000 | 16-¼ | 80.0 |
| NS-177 | 177,000 | 133,000 | 20-½ | 82.3 |
| NS-204 | 204,000 | 153,000 | 20-½ | 81.1 |
| NS-215 | 215,000 | 161,000 | 20-½ | 80.5 |