J. A. Roby Pioneer
J. A. Roby Pioneer is a non-catalytic wood stove from J. A. Roby certified at 1.6 g/hr particulate emissions with 72% HHV efficiency and a 18,372–55,107 BTU/h output range.
| Appliance type | wood-stove |
|---|---|
| Combustion technology | Non-Catalytic Stove |
| Certified fuel | Cord Wood |
| Covered model numbers | Pioneer, Galileo, Score, Magellan, Hubble, Messenger, Apollo, Gemini, Spirit, Kepler, Kocher, Cocinera, Fornello, Kouzina, Kuchenka, Komfyr, Hubble(R), Apollo(R), Gemini(R), Spirit(R), Kepler(R) |
| Emission rate | 1.6 g/hr |
|---|---|
| Carbon monoxide | 1.69 g/min |
| Efficiency (HHV) | 72 % |
|---|
| Heat output (low) | 18372 BTU/h |
|---|---|
| Heat output (high) | 55107 BTU/h |
| Firebox volume | 3.01 cu ft |
| 25C tax credit eligible (≥75% HHV) | No |
|---|---|
| 2020 NSPS compliant | Yes |
| Currently in production | Yes |
| EPA certification number | 311-22 |
What space does the J. A. Roby Pioneer suit?
- Its 55,107 BTU/h peak output covers roughly 1,550–2,200 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 3.01 cu ft firebox puts it in the large-home, overnight-burn class.
- Rough fuel use: about 2.8 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
- Travis Industries Medium Flush Wood Insert (2.4 g/hr)
- Travis Industries Lopi Rockport Hybrid-Fyre (1.7 g/hr)
- Innovative Hearth Products Montecito-B (1.9 g/hr)
- Travis Industries 44 Elite NexGen-Hybrid (1.1 g/hr)
- Wolf Steel Napoleon 2020-S (2.3 g/hr)
- Wolf Steel Napoleon S20 (2.3 g/hr)
Frequently asked questions
Is the J. A. Roby Pioneer EPA certified?
Yes, the J. A. Roby Pioneer is on the EPA's current list of certified wood heaters (certification number 311-22) and meets the 2020 NSPS Step 2 emission limits.
What is the J. A. Roby Pioneer's emission rate?
The J. A. Roby Pioneer is certified at 1.6 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 J. A. Roby Pioneer heat?
Roughly 1,550–2,200 sq ft, estimated from its 55,107 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 J. A. Roby Pioneer 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 J. A. Roby Pioneer's certified efficiency is 72% 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)