Pacific Energy Fireplace Products Limited NEO 2.5 LE2 vs Stove Builder International 1.4 Series (Osburn 950
The Pacific Energy Fireplace Products Limited NEO 2.5 LE2 is the cleaner burner: 1.6 g/hr certified particulate emissions versus 1.8 g/hr. The Stove Builder International 1.4 Series (Osburn 950 is the more efficient unit: 74% versus 73% HHV — more heat from every cord. The Pacific Energy Fireplace Products Limited NEO 2.5 LE2 produces more peak heat (29,536 vs 26,500 BTU/h), suiting roughly 850–1,200 sq ft. The Pacific Energy Fireplace Products Limited NEO 2.5 LE2 has the larger firebox (1.88 vs 1.55 cu ft), which generally means longer burns between reloads.
| Pacific Energy Fireplace Products Limited NEO 2.5 LE2 | Stove Builder International 1.4 Series (Osburn 950 | |
|---|---|---|
| Appliance type | wood-stove | wood-stove |
| Combustion technology | Non-Catalytic Stove | Non-Catalytic Stove |
| Certified fuel | Crib Wood | Cord Wood |
| Emission rate | 1.6 g/hr | 1.8 g/hr |
| Efficiency (HHV) | 73 % | 74 % |
| Heat output (low) | 13240 BTU/h | 12100 BTU/h |
| Heat output (high) | 29536 BTU/h | 26500 BTU/h |
| Firebox volume | 1.88 cu ft | 1.55 cu ft |
| Carbon monoxide | 1.6 g/min | 1.2 g/min |
| 25C tax credit eligible (≥75% HHV) | No | No |
| 2020 NSPS compliant | Yes | Yes |
| Currently in production | Yes | Yes |
| EPA certification number | 386-24 | 289-21 |
| Covered model numbers | NEO 2.5 LE2, NEO 2.5 Insert LE2 | 1.4 Series (Osburn 950, Escape 1200, Gateway 1400, Solution 1.4, Spark II, Fox, Déco Nano, S250, Harmony 1.4, HES140, Blue Ridge 100) |
Frequently asked questions
Which burns cleaner, the Pacific Energy Fireplace Products Limited NEO 2.5 LE2 or the Stove Builder International 1.4 Series (Osburn 950?
The Pacific Energy Fireplace Products Limited NEO 2.5 LE2: 1.6 g/hr certified particulate emissions versus 1.8 g/hr for the Stove Builder International 1.4 Series (Osburn 950.
Are the Pacific Energy Fireplace Products Limited NEO 2.5 LE2 and Stove Builder International 1.4 Series (Osburn 950 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.