Fröling Heizkessel und Behälterbau Ges.m.b.H P4 Unit 32

Fröling Heizkessel und Behälterbau Ges.m.b.H P4 Unit 32 is a non-catalytic hydronic heater from Fröling Heizkessel und Behälterbau Ges.m.b.H with 87% 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.

General
Appliance type hydronic-heater
Combustion technology Non-Catalytic Stove
Certified fuel Wood Pellets
Covered model numbers P4 Unit 32
Efficiency
Efficiency (HHV) 87 %
Heat output
Heat output (high) 109000 BTU/h
Certification
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 32 suit?

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Frequently asked questions

Is the Fröling Heizkessel und Behälterbau Ges.m.b.H P4 Unit 32 EPA certified?

The Fröling Heizkessel und Behälterbau Ges.m.b.H P4 Unit 32 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 32 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 32's certified efficiency is 87% 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.

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