Esse Engineering Bakeheart
Esse Engineering Bakeheart is a non-catalytic wood stove from Esse Engineering certified at 2.15 g/hr particulate emissions with 75% HHV efficiency and a 10,001–48,685 BTU/h output range.
| Appliance type | wood-stove |
|---|---|
| Combustion technology | Non-Catalytic Stove |
| Certified fuel | Cord Wood |
| Covered model numbers | Bakeheart, Warmheart |
| Emission rate | 2.15 g/hr |
|---|---|
| Carbon monoxide | 1.286 g/min |
| Efficiency (HHV) | 75 % |
|---|
| Heat output (low) | 10001 BTU/h |
|---|---|
| Heat output (high) | 48685 BTU/h |
| Firebox volume | 1.09 cu ft |
| 25C tax credit eligible (≥75% HHV) | Yes |
|---|---|
| 2020 NSPS compliant | Yes |
| Currently in production | Yes |
| EPA certification number | 300-22 |
What space does the Esse Engineering Bakeheart suit?
- Its 48,685 BTU/h peak output covers roughly 1,400–1,950 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 1.09 cu ft firebox puts it in the small/cabin class.
- Rough fuel use: about 2.1 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
- Enerco Group WS100 (1.84 g/hr)
- Enerco Group WS110 (0.99 g/hr)
- Hearth and Home Technologies Quadra-Fire Pioneer-II-C (1.8 g/hr)
- Stove Builder International 2.5 Series (1.1 g/hr)
- United States Stove Company US2941EB (0.91 g/hr)
- Foyers Supreme Flair 34 (1.6 g/hr)
Frequently asked questions
Is the Esse Engineering Bakeheart EPA certified?
Yes, the Esse Engineering Bakeheart is on the EPA's current list of certified wood heaters (certification number 300-22) and meets the 2020 NSPS Step 2 emission limits.
What is the Esse Engineering Bakeheart's emission rate?
The Esse Engineering Bakeheart is certified at 2.15 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 Esse Engineering Bakeheart heat?
Roughly 1,400–1,950 sq ft, estimated from its 48,685 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 Esse Engineering Bakeheart 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 Esse Engineering Bakeheart's certified efficiency is 75% 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)