FPI/Regency Fireplace Products CI2700-1 vs Jotul North America (Jotul U.S.A., Inc.) F35

The FPI/Regency Fireplace Products CI2700-1 is the cleaner burner: 1.1 g/hr certified particulate emissions versus 1.2 g/hr. The FPI/Regency Fireplace Products CI2700-1 is the more efficient unit: 77% versus 69% HHV — more heat from every cord. The Jotul North America (Jotul U.S.A., Inc.) F35 produces more peak heat (59,443 vs 27,168 BTU/h), suiting roughly 1,700–2,400 sq ft. The FPI/Regency Fireplace Products CI2700-1 has the larger firebox (1.83 vs 1.57 cu ft), which generally means longer burns between reloads. Combustion technology differs: the FPI/Regency Fireplace Products CI2700-1 is a catalytic stove and the Jotul North America (Jotul U.S.A., Inc.) F35 a non-catalytic stove — see the catalytic vs non-catalytic guide for what that means day to day.

FPI/Regency Fireplace Products CI2700-1 Jotul North America (Jotul U.S.A., Inc.) F35
Appliance type wood-stove wood-stove
Combustion technology Catalytic Stove Non-Catalytic Stove
Certified fuel Crib Wood Cord Wood
Emission rate 1.1 g/hr 1.2 g/hr
Efficiency (HHV) 77 % 69 %
Heat output (low) 14291 BTU/h 13533 BTU/h
Heat output (high) 27168 BTU/h 59443 BTU/h
Firebox volume 1.83 cu ft 1.57 cu ft
Carbon monoxide 0.5 g/min 1.35 g/min
25C tax credit eligible (≥75% HHV) Yes No
2020 NSPS compliant Yes Yes
Currently in production Yes Yes
EPA certification number 359-23 317-22
Covered model numbers CI2700-1, HI500-1 F35

Frequently asked questions

Which burns cleaner, the FPI/Regency Fireplace Products CI2700-1 or the Jotul North America (Jotul U.S.A., Inc.) F35?

The FPI/Regency Fireplace Products CI2700-1: 1.1 g/hr certified particulate emissions versus 1.2 g/hr for the Jotul North America (Jotul U.S.A., Inc.) F35.

Are the FPI/Regency Fireplace Products CI2700-1 and Jotul North America (Jotul U.S.A., Inc.) F35 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.