Stove Builder International 1.7 Series - Blackcomb II
Stove Builder International 1.7 Series - Blackcomb II is a non-catalytic wood stove from Stove Builder International certified at 1.3 g/hr particulate emissions with 70% HHV efficiency and a 15,650–23,300 BTU/h output range (previously certified, no longer in production).
Previously certified (out of production). This model appears in the EPA Certified Wood Heater Database but is no longer on the current certified list, which usually means it is no longer manufactured. The specifications below are its certified figures, kept for reference and for owners of installed units. Browse currently certified heaters for models sold new today.
| Appliance type | wood-stove |
|---|---|
| Combustion technology | Non-Catalytic Stove |
| Certified fuel | Cord Wood |
| Covered model numbers | 1.7 Series - Blackcomb II, Harmony 1.7, HEI170, HES170, Solution 1.7, Osburn 1700, Inspire 1700, Escape 1500, Escape 1500-I, Solution 1.7-I, Destination 1.7-I, Osburn 1700-I, Matrix 1700-I, Inspire 1700-I |
| Emission rate | 1.3 g/hr |
|---|---|
| Carbon monoxide | 0.97 g/min |
| Efficiency (HHV) | 70 % |
|---|
| Heat output (low) | 15650 BTU/h |
|---|---|
| Heat output (high) | 23300 BTU/h |
| Firebox volume | 1.44 cu ft |
| 25C tax credit eligible (≥75% HHV) | No |
|---|---|
| 2020 NSPS compliant | No |
| Currently in production | No |
| EPA certification number | 132-18 |
What space does the Stove Builder International 1.7 Series - Blackcomb II suit?
- Its 23,300 BTU/h peak output covers roughly 650–950 sq ft at the 25–35 BTU/h-per-square-foot rule of thumb — see the sizing calculator to adjust for your insulation and climate.
- The 1.44 cu ft firebox puts it in the small/cabin class.
- Rough fuel use: about 1.5 cords per season at the midpoint of its output range (8 burn-hours/day, 150-day season, 22 MMBtu/cord — see methodology).
- Certified burning Cord Wood — the test fuel closest to real-world firewood.
Similar wood stoves
- Stove Builder International 1.7 Series - Archway 1700 (1.3 g/hr)
- STUV AMERICA STÛV 6 IN 76x60 (1.9 g/hr)
- STUV AMERICA STUV SIX 76-60 (1.9 g/hr)
- Pacific Energy Fireplace Products Limited Vista LE (1.9 g/hr)
- Jotul North America (Jotul U.S.A., Inc.) F602 V3 (1.4 g/hr)
- Morso Jernstoberi A/S 7110 C (1.5 g/hr)
Frequently asked questions
Is the Stove Builder International 1.7 Series - Blackcomb II EPA certified?
The Stove Builder International 1.7 Series - Blackcomb II holds EPA certification number 132-18 but is no longer on the current certified list — it is previously certified, which usually means the model is out of production. Already-installed units are unaffected by that status in most jurisdictions.
What is the Stove Builder International 1.7 Series - Blackcomb II's emission rate?
The Stove Builder International 1.7 Series - Blackcomb II is certified at 1.3 grams of particulates per hour (tested with cord wood). Real-world emissions depend heavily on fuel moisture and operation — the lab figure assumes seasoned fuel and correct air settings.
How many square feet can the Stove Builder International 1.7 Series - Blackcomb II heat?
Roughly 650–950 sq ft, estimated from its 23,300 BTU/h peak output at 25–35 BTU/h per square foot. Insulation, climate, ceiling height, and floor plan move this figure substantially in both directions.
Does the Stove Builder International 1.7 Series - Blackcomb II qualify for a federal tax credit?
No — the federal 25C credit for biomass stoves was terminated for property placed in service after December 31, 2025. The Stove Builder International 1.7 Series - Blackcomb II's certified efficiency is 70% HHV, which did not meet the credit's ≥75% HHV threshold while it existed. State and local incentive programs may still apply — check your state energy office and air district.
Sources
- cfpub.epa.gov (retrieved 2026-07-23)