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Williamson GSA GSA-125-N-SP Gas Fired Steam Boiler, 81.5 % AFUE, 125000 Btu/hr BTU, 9.8 gal Capacity, Natural Gas Fuel
Williamson Gas Fired Steam Boiler, Series: GSA, GSA-125 Model, 81.5 % AFUE, 125000 Btu/hr BTU, 9.8 gal Capacity, 3 in NPT Supply, 2-1/2 in NPT Return Connection, Natural Gas Fuel, Atmospheric (Chimney) Vent, 20 ft H x 6 in ID Chimney/Breeching/Vent Size, Spark, Electronic Ignition, 78000 Btu/hr Net BTU Rating, 325 sq-ft Area, Cast Iron, 21-1/4 in W x 6-1/2 in H Damper x 6 in Vent Dia
| AFUE Rating | : | 81.5 % |
| Area | : | 325 sq-ft |
| BTU Rating | : | 125000 Btu/hr |
| Capacity | : | 9.8 gal |
| Chimney/Breeching/Vent Size | : | 20 ft H x 6 in ID |
| Connection Type | : | 3 in NPT Supply, 2-1/2 in NPT Return |
| Dimensions | : | 21-1/4 in W x 6-1/2 in H Damper x 6 in Vent Dia |
| Fuel Type | : | Natural Gas |
| Ignition Type | : | Spark, Electronic |
| Material | : | Cast Iron |
| Model | : | GSA-125 |
| Net BTU Rating | : | 78000 Btu/hr |
| Vent Type | : | Atmospheric (Chimney) |