FPI/Regency Fireplace Products F2500-1 vs Woodstock Soapstone Company 212N Navajo Hybrid Wood-Coal

The Woodstock Soapstone Company 212N Navajo Hybrid Wood-Coal is the cleaner burner: 1 g/hr certified particulate emissions versus 1.4 g/hr. The Woodstock Soapstone Company 212N Navajo Hybrid Wood-Coal is the more efficient unit: 79% versus 78% HHV — more heat from every cord. The FPI/Regency Fireplace Products F2500-1 produces more peak heat (29,795 vs 27,294 BTU/h), suiting roughly 850–1,200 sq ft. The FPI/Regency Fireplace Products F2500-1 has the larger firebox (2.3 vs 1.15 cu ft), which generally means longer burns between reloads. Combustion technology differs: the FPI/Regency Fireplace Products F2500-1 is a catalytic stove and the Woodstock Soapstone Company 212N Navajo Hybrid Wood-Coal a hybrid — see the catalytic vs non-catalytic guide for what that means day to day.

FPI/Regency Fireplace Products F2500-1 Woodstock Soapstone Company 212N Navajo Hybrid Wood-Coal
Appliance type wood-stove wood-stove
Combustion technology Catalytic Stove Hybrid
Certified fuel Crib Wood Crib Wood
Emission rate 1.4 g/hr 1 g/hr
Efficiency (HHV) 78 % 79 %
Heat output (low) 13580 BTU/h 15332 BTU/h
Heat output (high) 29795 BTU/h 27294 BTU/h
Firebox volume 2.3 cu ft 1.15 cu ft
Carbon monoxide 0.51 g/min 0.15 g/min
25C tax credit eligible (≥75% HHV) Yes Yes
2020 NSPS compliant Yes Yes
Currently in production Yes Yes
EPA certification number 133-18 108-17
Covered model numbers F2500-1, I2500-1 212N Navajo Hybrid Wood-Coal, 212S Survival Hybrid Wood-Coal

Frequently asked questions

Which burns cleaner, the FPI/Regency Fireplace Products F2500-1 or the Woodstock Soapstone Company 212N Navajo Hybrid Wood-Coal?

The Woodstock Soapstone Company 212N Navajo Hybrid Wood-Coal: 1 g/hr certified particulate emissions versus 1.4 g/hr for the FPI/Regency Fireplace Products F2500-1.

Are the FPI/Regency Fireplace Products F2500-1 and Woodstock Soapstone Company 212N Navajo Hybrid Wood-Coal both EPA certified?

Yes — both appear on the U.S. EPA's current list of certified wood heaters, and every figure on this page comes from their certification records.