Woodstock Soapstone Company Progress Hybrid 209b
Woodstock Soapstone Company Progress Hybrid 209b is a hybrid (catalytic + secondary burn) wood stove from Woodstock Soapstone Company certified at 0.46 g/hr particulate emissions with 80% HHV efficiency and a 15,257–35,222 BTU/h output range.
| Appliance type | wood-stove |
|---|---|
| Combustion technology | Hybrid |
| Certified fuel | Crib Wood |
| Covered model numbers | Progress Hybrid 209b |
| Emission rate | 0.46 g/hr |
|---|---|
| Carbon monoxide | 0.07 g/min |
| Efficiency (HHV) | 80 % |
|---|
| Heat output (low) | 15257 BTU/h |
|---|---|
| Heat output (high) | 35222 BTU/h |
| Firebox volume | 2.8 cu ft |
| 25C tax credit eligible (≥75% HHV) | Yes |
|---|---|
| 2020 NSPS compliant | Yes |
| Currently in production | Yes |
| EPA certification number | 406-25 |
What space does the Woodstock Soapstone Company Progress Hybrid 209b suit?
- Its 35,222 BTU/h peak output covers roughly 1,000–1,400 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 2.8 cu ft firebox puts it in the mid-size home class.
- Rough fuel use: about 1.7 cords per season at the midpoint of its output range (8 burn-hours/day, 150-day season, 22 MMBtu/cord — see methodology).
- Certified burning Crib Wood .
Compare the Woodstock Soapstone Company Progress Hybrid 209b
- Woodstock Soapstone Company Progress Hybrid 209b vs Blaze King Industries 20.2 Series: Ashford 20.2 (AF20.2)
- Woodstock Soapstone Company Progress Hybrid 209b vs Blaze King Industries 25 Series: Sirocco 25 (SC25) Insert
- Woodstock Soapstone Company Progress Hybrid 209b vs Blaze King Industries 30.2 Series: Sirocco 30.2 (SC30.2)
- Woodstock Soapstone Company Progress Hybrid 209b vs Blaze King Industries King KE40 (3)
- Woodstock Soapstone Company Progress Hybrid 209b vs Blaze King Industries Princess PE32 (2)
- Woodstock Soapstone Company Progress Hybrid 209b vs Blaze King Industries Princess PI29 Insert (2)
- Woodstock Soapstone Company Progress Hybrid 209b vs FPI/Regency Fireplace Products Alterra Pro I3000 Series (I300R
- Woodstock Soapstone Company Progress Hybrid 209b vs FPI/Regency Fireplace Products CI2700-1
Similar wood stoves
- Innovative Hearth Products T2100GLS (1.5 g/hr)
- Blaze King Industries King KE40 (1.1 g/hr)
- Jotul North America (Jotul U.S.A., Inc.) F445 (0.49 g/hr)
- FPI/Regency Fireplace Products I2450M (1.4 g/hr)
- Hearthstone Quality Home Heating Products Heritage 8024 (0.54 g/hr)
- Blaze King Industries Princess PE32 (2) (0.55 g/hr)
Frequently asked questions
Is the Woodstock Soapstone Company Progress Hybrid 209b EPA certified?
Yes, the Woodstock Soapstone Company Progress Hybrid 209b is on the EPA's current list of certified wood heaters (certification number 406-25) and meets the 2020 NSPS Step 2 emission limits.
What is the Woodstock Soapstone Company Progress Hybrid 209b's emission rate?
The Woodstock Soapstone Company Progress Hybrid 209b is certified at 0.46 grams of particulates per hour (tested with crib 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 Woodstock Soapstone Company Progress Hybrid 209b heat?
Roughly 1,000–1,400 sq ft, estimated from its 35,222 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 Woodstock Soapstone Company Progress Hybrid 209b 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 Woodstock Soapstone Company Progress Hybrid 209b's certified efficiency is 80% HHV, which met 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)