FPI/Regency Fireplace Products F2500-1 vs Jotul North America (Jotul U.S.A., Inc.) F602 V3

Both stoves carry the same certified emission rate: 1.4 g/hr. The FPI/Regency Fireplace Products F2500-1 is the more efficient unit: 78% versus 77% HHV — more heat from every cord. The FPI/Regency Fireplace Products F2500-1 produces more peak heat (29,795 vs 23,415 BTU/h), suiting roughly 850–1,200 sq ft. The FPI/Regency Fireplace Products F2500-1 has the larger firebox (2.3 vs 0.79 cu ft), which generally means longer burns between reloads.

FPI/Regency Fireplace Products F2500-1 Jotul North America (Jotul U.S.A., Inc.) F602 V3
Appliance type wood-stove wood-stove
Combustion technology Catalytic Stove Catalytic Stove
Certified fuel Crib Wood Crib Wood
Emission rate 1.4 g/hr 1.4 g/hr
Efficiency (HHV) 78 % 77 %
Heat output (low) 13580 BTU/h 5994 BTU/h
Heat output (high) 29795 BTU/h 23415 BTU/h
Firebox volume 2.3 cu ft 0.79 cu ft
Carbon monoxide 0.51 g/min 1.3 g/min
25C tax credit eligible (≥75% HHV) Yes Yes
2020 NSPS compliant Yes Yes
Currently in production Yes Yes
EPA certification number 133-18 380-24
Covered model numbers F2500-1, I2500-1 F602 V3

Frequently asked questions

Which burns cleaner, the FPI/Regency Fireplace Products F2500-1 or the Jotul North America (Jotul U.S.A., Inc.) F602 V3?

They are tied: both are certified at 1.4 g/hr of particulates.

Are the FPI/Regency Fireplace Products F2500-1 and Jotul North America (Jotul U.S.A., Inc.) F602 V3 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.