Stove Builder International 2.1 Series (Destination 1.9 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 1.5 g/hr. The Woodstock Soapstone Company Progress Hybrid 209b is the more efficient unit: 80% versus 75% HHV — more heat from every cord. The Woodstock Soapstone Company Progress Hybrid 209b produces more peak heat (35,222 vs 31,700 BTU/h), suiting roughly 1,000–1,400 sq ft. The Woodstock Soapstone Company Progress Hybrid 209b has the larger firebox (2.8 vs 1.03 cu ft), which generally means longer burns between reloads. Combustion technology differs: the Stove Builder International 2.1 Series (Destination 1.9 is a non-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.
| Stove Builder International 2.1 Series (Destination 1.9 | Woodstock Soapstone Company Progress Hybrid 209b | |
|---|---|---|
| Appliance type | wood-stove | wood-stove |
| Combustion technology | Non-Catalytic Stove | Hybrid |
| Certified fuel | Cord Wood | Crib Wood |
| Emission rate | 1.5 g/hr | 0.46 g/hr |
| Efficiency (HHV) | 75 % | 80 % |
| Heat output (low) | 8500 BTU/h | 15257 BTU/h |
| Heat output (high) | 31700 BTU/h | 35222 BTU/h |
| Firebox volume | 1.03 cu ft | 2.8 cu ft |
| Carbon monoxide | 0.6 g/min | 0.07 g/min |
| 25C tax credit eligible (≥75% HHV) | Yes | Yes |
| 2020 NSPS compliant | Yes | Yes |
| Currently in production | Yes | Yes |
| EPA certification number | 299-22 | 406-25 |
| Covered model numbers | 2.1 Series (Destination 1.9, Matrix 1900, CW2100, Green Mountain Insert 50, HEI90, Archway 1500, Blue Ridge 150-I) | Progress Hybrid 209b |
Frequently asked questions
Which burns cleaner, the Stove Builder International 2.1 Series (Destination 1.9 or the Woodstock Soapstone Company Progress Hybrid 209b?
The Woodstock Soapstone Company Progress Hybrid 209b: 0.46 g/hr certified particulate emissions versus 1.5 g/hr for the Stove Builder International 2.1 Series (Destination 1.9.
Are the Stove Builder International 2.1 Series (Destination 1.9 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.