| AFUE | : | 87 % |
| BTU Heating Input Rating (Custom) | : | 96,000 BTU/h |
| BTU Heating Input Rating | : | 98,000 BTU/h |
| BTU Heating Output Rating (Custom) | : | 72,000 BTU/h |
| BTU Heating Output Rating | : | 75,000 BTU/h |
| Condensing | : | No |
| Depth | : | 13.75 in |
| Fuel Type | : | Oil |
| Height | : | 35.625 in |
| Inlet Connection Size | : | 1-1/2 in |
| Installation / Mounting Type | : | Floor Mount |
| Media / Fluid Type | : | Water |
| Model Number | : | OWB |
| Number of Stages | : | Single-Stage |
| Outlet Connection Size | : | 1-1/2 in |
| Phase | : | 1 ph |
| Product Family | : | OWB Series |
| Voltage Rating | : | 120 V |
| Width | : | 20.25 in |
- b100-biofuel-addendum-and-burner-cross-reference-guide-24179
- owb-oil-fired-water-boiler-series-3-boiler-manual-23635
- owb-oil-fired-water-boiler-series-3-brochure-23634
- owb-oil-fired-water-boiler-series-3-commercial-warranty-23636
- williamson-manufacturer-certificate-for-b20-and-b100-biofuel-24180
- b100-biofuel-addendum-and-burner-cross-reference-guide-24179
- williamson-manufacturer-certificate-for-b20-and-b100-biofuel-24180
- owb-oil-fired-water-boiler-series-3-boiler-manual-23635
- owb-oil-fired-water-boiler-series-3-brochure-23634
- owb-oil-fired-water-boiler-series-3-commercial-warranty-23636