Osburn
Osburn Everest III Fireplace OB04017
Osburn Everest III Fireplace OB04017
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The Osburn Everest III Wood Fireplace (OB04017) is a high-efficiency built-in wood fireplace designed to heat spaces from 750 to 2,500 square feet. EPA 2020 approved, this zero-clearance fireplace delivers up to 85,000 BTUs of heat with strong efficiency and clean-burning performance.
With its large 3.0 cu. ft. firebox, retractable cast iron double doors, and durable construction, the Osburn Everest III Wood Fireplace is ideal for homeowners looking for both powerful heating and traditional fireplace ambiance. Its non-catalytic combustion system and included 176 CFM blower help distribute heat evenly while maintaining low emissions. :contentReference[oaicite:1]{index=1}
Key Features: Non-catalytic combustion, heats 750–2,500 sq ft, accepts up to 20" logs, up to 85,000 BTUs, up to 72% efficiency, 3.0 cu. ft. firebox, retractable double doors, and included blower.
Appliance Performance
| Fuel type: | Dry cordwood |
| Heating area: | 750 - 2,500 sq ft |
| Firebox volume: | 3.0 cu ft |
| Burn time: | Up to 9 hours |
| Maximum heat output: | 85,000 BTU/h |
| Efficiency: | Up to 72% |
| Emissions: | ~1.0 g/h |
General Features
| Combustion | Non-catalytic |
| Log length | Up to 20" |
| Chimney diameter | 6" |
| Blower | Included (176 CFM) |
| Door type | Retractable double cast iron doors |
| Installation | Zero-clearance (built-in fireplace) |
| Shipping weight | 525 lbs |
| Warranty | Limited lifetime |
