Fröling Heizkessel und Behälterbau Ges.m.b.H P4 Unit 100
Fröling Heizkessel und Behälterbau Ges.m.b.H P4 Unit 100 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 100 |
| Efficiency (HHV) | 88 % |
|---|
| Heat output (high) | 341000 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 100 suit?
- Certified burning Wood Pellets .
Similar hydronic heaters
- Steel Tech G Series G400G400s (9 g/hr)
- ESIM USV 100GS (7.55 g/hr)
- Evoworld P 100
- Greentech Manufacturing Crown Royal Stoves 7400E (2.4 g/hr)
- Central Boiler Inc.- WoodMaster Central Boiler Classic Edge 960 (3.3 g/hr)
- Greentech Manufacturing Crown Royal RS7400E (8 g/hr)
Frequently asked questions
Is the Fröling Heizkessel und Behälterbau Ges.m.b.H P4 Unit 100 EPA certified?
The Fröling Heizkessel und Behälterbau Ges.m.b.H P4 Unit 100 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 100 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 100'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)