Maxim M255 PE
Currently certified
EPA lists Maxim M255 PE under Central Boiler Inc.- WoodMaster Inc. as a currently certified hydronic heater.
The listed emission rate is 0.03 pounds per million BTU.
The listed HHV efficiency is 89 percent.
Source: EPA Certified Wood Heater Database, snapshot 2026-10-23.
EPA rows
| Field | Row 1 |
|---|---|
| Status | Currently certified |
| Type | Hydronic Heater |
| Subtype | Non-Catalytic Stove |
| Emission | 0.03 pounds per million BTU |
| HHV efficiency | 89 percent |
| Heat output | 27,846–182,504 BTU/hr |
| Heat output maximum | 182,504 BTU/hr |
| Firebox | Not applicable |
| CO | 0.129 g/min |
| Certified fuel | Wood Pellets |
| Test method | Not listed |
| 2020 NSPS | Yes |
| Thermal storage | No |
Retail names in the model line
These are the names split from EPA's model cell. They are aliases for this line, not separate listings.
- Maxim M255 PE
Other model lines from this manufacturer
- Central Boiler Classic Edge 360, WoodMaster– CleanFire 300 Currently certified
- Central Boiler Classic Edge 960, WoodMaster CleanFire 900 Currently certified
- Classic Edge 560.1, CleanFire 500.1 Currently certified
- Classic Edge 760.1, CleanFire 700.1 Currently certified
- Classic Edge 865, CleanFire 1800 Currently certified
- Central Boiler Classic Edge 560, WoodMaster– CleanFire 500 Previously certified
- Central Boiler Classic Edge 760, WoodMaster– CleanFire 700 Previously certified
- Classic Edge 350 Previously certified
- Classic Edge 550 Previously certified
- Classic Edge 750 Previously certified
- E-Classic 1450 Previously certified
- E-Classic 3250 IR Previously certified
- Maxim M255P/M255PE Previously certified
Nearest model lines by EPA figures
Nearest means the smallest absolute difference on that EPA figure, among other Hydronic Heater model lines that list it. Ties are ordered by model name.
Emission
- CP 1000 — 0.03 pounds per million BTU
- CP 500 — 0.03 pounds per million BTU
- P4 Unit 100 — 0.03 pounds per million BTU
- P4 Unit 15 — 0.03 pounds per million BTU
- P4 Unit 20 — 0.03 pounds per million BTU
HHV efficiency
- BIO200 — 89 percent
- CP 1700 — 89 percent
- BioWin 102 — 88 percent
- CP 500 — 88 percent
- CP 850 — 88 percent
Heat output
- G Class G3 — 26,235–182,387 BTU/hr
- Woodmaster Ultra 30 — 102,716 BTU/hr maximum
- Woodmaster CleanFire 400 — 102,408 BTU/hr maximum
- Woodmaster Mini Boiler — 101,577 BTU/hr maximum
- P4 Unit 32 — 109,000 BTU/hr maximum
Central Boiler Inc.- WoodMaster Inc. hub · EPA Certified Wood Heater Database