Description
| Specification | Details |
|---|---|
| Brand | Osburn |
| Model | 1700-I / OB01705 |
| Type | Wood-Burning Fireplace Insert |
| Fuel | Dry cordwood |
| Recommended Heating Area | 500–1,800 sq. ft. |
| Max Heat Output | 65,000 BTU/hr (19 kW) |
| Firebox Volume | 1.86 cu. ft. |
| EPA Loading Volume | 1.44 cu. ft. |
| Burn Time | Up to 7 hours |
| Recommended Log Length | 16″ |
| Maximum Log Length | 18″ |
| Efficiency | 68% HHV / 73% LHV; up to 76% optimum |
| Emissions | 2.4 g/hr |
| Combustion | Non-catalytic |
| Flue Diameter | 6″ |
| Door | Cast iron with ceramic glass |
| Glass Size | 15¾”W × 9⅜”H |
| Construction | Steel body, high-density firebrick |
| Installation | Existing masonry fireplace only |
| Warranty | Limited lifetime |






