Central Boiler Inc.- WoodMaster Maxim M255P/M255PE

Central Boiler Inc.- WoodMaster Maxim M255P/M255PE is a non-catalytic hydronic heater from Central Boiler Inc.- WoodMaster certified at 0.8 g/hr particulate emissions with 82% 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 Maxim M255P/M255PE
Emissions
Emission rate 0.8 g/hr
Efficiency
Efficiency (HHV) 82 %
Heat output
Heat output (high) 165215 BTU/h
Certification
25C tax credit eligible (≥75% HHV) Yes
2020 NSPS compliant No
Currently in production No

What space does the Central Boiler Inc.- WoodMaster Maxim M255P/M255PE suit?

Similar hydronic heaters

Frequently asked questions

Is the Central Boiler Inc.- WoodMaster Maxim M255P/M255PE EPA certified?

The Central Boiler Inc.- WoodMaster Maxim M255P/M255PE 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.

What is the Central Boiler Inc.- WoodMaster Maxim M255P/M255PE's emission rate?

The Central Boiler Inc.- WoodMaster Maxim M255P/M255PE is certified at 0.8 grams of particulates per hour (tested with wood pellets). Real-world emissions depend heavily on fuel moisture and operation — the lab figure assumes seasoned fuel and correct air settings.

Does the Central Boiler Inc.- WoodMaster Maxim M255P/M255PE 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 Central Boiler Inc.- WoodMaster Maxim M255P/M255PE's certified efficiency is 82% 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