Fröling Heizkessel und Behälterbau Ges.m.b.H P4 Unit 8
Fröling Heizkessel und Behälterbau Ges.m.b.H P4 Unit 8 is a non-catalytic hydronic heater from Fröling Heizkessel und Behälterbau Ges.m.b.H with 88% HHV efficiency (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 | hydronic-heater |
|---|---|
| Combustion technology | Non-Catalytic Stove |
| Certified fuel | Wood Pellets |
| Covered model numbers | P4 Unit 8 |
| Efficiency (HHV) | 88 % |
|---|
| Heat output (high) | 35800 BTU/h |
|---|
| 25C tax credit eligible (≥75% HHV) | Yes |
|---|---|
| 2020 NSPS compliant | No |
| Currently in production | No |
What space does the Fröling Heizkessel und Behälterbau Ges.m.b.H P4 Unit 8 suit?
- Certified burning Wood Pellets .
Similar hydronic heaters
- Windhager, North America, LLC/ Windhager Zentralheizung Technik GmbH BioWin 100
- Windhager Zentralheizung Technik GmbH BioWin 102
- Evoworld HP 14
- Fröling Heizkessel und Behälterbau Ges.m.b.H P4 Unit 15
- Windhager Zentralheizung Technik GmbH BioWIN 152 (2)
- Pellergy, LLC/ Windhager Zentralheizung Technik GmbH Alpha-60
Frequently asked questions
Is the Fröling Heizkessel und Behälterbau Ges.m.b.H P4 Unit 8 EPA certified?
The Fröling Heizkessel und Behälterbau Ges.m.b.H P4 Unit 8 holds EPA certification number n/a 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.
Does the Fröling Heizkessel und Behälterbau Ges.m.b.H P4 Unit 8 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 Fröling Heizkessel und Behälterbau Ges.m.b.H P4 Unit 8's certified efficiency is 88% 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)