Stove Builder International 1.4R Series: Osburn 950 N vs Stove Builder International 2.1 Series (Destination 1.9
The Stove Builder International 2.1 Series (Destination 1.9 is the cleaner burner: 1.5 g/hr certified particulate emissions versus 1.7 g/hr. The Stove Builder International 2.1 Series (Destination 1.9 is the more efficient unit: 75% versus 74% HHV — more heat from every cord. The Stove Builder International 1.4R Series: Osburn 950 N produces more peak heat (71,279 vs 31,700 BTU/h), suiting roughly 2,050–2,850 sq ft. The Stove Builder International 1.4R Series: Osburn 950 N has the larger firebox (1.67 vs 1.03 cu ft), which generally means longer burns between reloads.
| Stove Builder International 1.4R Series: Osburn 950 N | Stove Builder International 2.1 Series (Destination 1.9 | |
|---|---|---|
| Appliance type | wood-stove | wood-stove |
| Combustion technology | Non-Catalytic Stove | Non-Catalytic Stove |
| Certified fuel | Cord Wood | Cord Wood |
| Emission rate | 1.7 g/hr | 1.5 g/hr |
| Efficiency (HHV) | 74 % | 75 % |
| Heat output (low) | 18785 BTU/h | 8500 BTU/h |
| Heat output (high) | 71279 BTU/h | 31700 BTU/h |
| Firebox volume | 1.67 cu ft | 1.03 cu ft |
| Carbon monoxide | 1.3 g/min | 0.6 g/min |
| 25C tax credit eligible (≥75% HHV) | No | Yes |
| 2020 NSPS compliant | Yes | Yes |
| Currently in production | Yes | Yes |
| EPA certification number | 412-26 | 299-22 |
| Covered model numbers | 1.4R Series: Osburn 950 N, Escape 1200 N, Gateway 1400 N, Solution 1.4 N, Spark II N, Fox N, Deco Nano N, S250 N, HES140 N, Blue Ridge 100 N, SP1400 N, SL1400 N | 2.1 Series (Destination 1.9, Matrix 1900, CW2100, Green Mountain Insert 50, HEI90, Archway 1500, Blue Ridge 150-I) |
Frequently asked questions
Which burns cleaner, the Stove Builder International 1.4R Series: Osburn 950 N or the Stove Builder International 2.1 Series (Destination 1.9?
The Stove Builder International 2.1 Series (Destination 1.9: 1.5 g/hr certified particulate emissions versus 1.7 g/hr for the Stove Builder International 1.4R Series: Osburn 950 N.
Are the Stove Builder International 1.4R Series: Osburn 950 N and Stove Builder International 2.1 Series (Destination 1.9 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.