Jotul North America (Jotul U.S.A., Inc.) F445 vs Woodstock Soapstone Company Progress Hybrid 209b
The Woodstock Soapstone Company Progress Hybrid 209b is the cleaner burner: 0.46 g/hr certified particulate emissions versus 0.49 g/hr. The Woodstock Soapstone Company Progress Hybrid 209b is the more efficient unit: 80% versus 72% HHV — more heat from every cord. The Jotul North America (Jotul U.S.A., Inc.) F445 produces more peak heat (35,722 vs 35,222 BTU/h), suiting roughly 1,000–1,450 sq ft. The Woodstock Soapstone Company Progress Hybrid 209b has the larger firebox (2.8 vs 2.03 cu ft), which generally means longer burns between reloads. Combustion technology differs: the Jotul North America (Jotul U.S.A., Inc.) F445 is a catalytic stove and the Woodstock Soapstone Company Progress Hybrid 209b a hybrid — see the catalytic vs non-catalytic guide for what that means day to day.
| Jotul North America (Jotul U.S.A., Inc.) F445 | Woodstock Soapstone Company Progress Hybrid 209b | |
|---|---|---|
| Appliance type | wood-stove | wood-stove |
| Combustion technology | Catalytic Stove | Hybrid |
| Certified fuel | Crib Wood | Crib Wood |
| Emission rate | 0.49 g/hr | 0.46 g/hr |
| Efficiency (HHV) | 72 % | 80 % |
| Heat output (low) | 13212 BTU/h | 15257 BTU/h |
| Heat output (high) | 35722 BTU/h | 35222 BTU/h |
| Firebox volume | 2.03 cu ft | 2.8 cu ft |
| Carbon monoxide | 0.6 g/min | 0.07 g/min |
| 25C tax credit eligible (≥75% HHV) | No | Yes |
| 2020 NSPS compliant | Yes | Yes |
| Currently in production | Yes | Yes |
| EPA certification number | 361-24 | 406-25 |
| Covered model numbers | F445 | Progress Hybrid 209b |
Frequently asked questions
Which burns cleaner, the Jotul North America (Jotul U.S.A., Inc.) F445 or the Woodstock Soapstone Company Progress Hybrid 209b?
The Woodstock Soapstone Company Progress Hybrid 209b: 0.46 g/hr certified particulate emissions versus 0.49 g/hr for the Jotul North America (Jotul U.S.A., Inc.) F445.
Are the Jotul North America (Jotul U.S.A., Inc.) F445 and Woodstock Soapstone Company Progress Hybrid 209b both EPA certified?
Yes — both appear on the U.S. EPA's current list of certified wood heaters, and every figure on this page comes from their certification records.