Williamson-Thermoflo OWB-4-T-S2-D Information
| Boiler | Williamson-Thermoflo OWB |
| Model Number | OWB-4-T-S2-D |
| Root Product Name | Williamson-Thermoflo OWB-4-T-S2-D |
| Sold In | United States |
| Date On Market | October 15, 2014 |
| Date Qualified | November 8, 2021 |
| Model ID | ES_1090273_OWB-4-T-S2-D_03072018200725_8405711 |
| PD ID | 2312384 |
Boiler Features
| Product Type | Boiler |
| Fuel Type | Oil |
| Annual Fuel Utilization Efficiency (AFUE) | 87 |
| Boiler Can Integrate Hot Water Heating? | No |
| Meets Most Efficient Status | No |
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