FPI/Regency Fireplace Products CI2700-1 vs Hearth and Home Technologies Vermont Castings Intrepid FlexBurn 2115-CAT
The Hearth and Home Technologies Vermont Castings Intrepid FlexBurn 2115-CAT is the cleaner burner: 0.3 g/hr certified particulate emissions versus 1.1 g/hr. They tie on efficiency at 77% HHV. The FPI/Regency Fireplace Products CI2700-1 produces more peak heat (27,168 vs 15,906 BTU/h), suiting roughly 800–1,100 sq ft. The FPI/Regency Fireplace Products CI2700-1 has the larger firebox (1.83 vs 1.31 cu ft), which generally means longer burns between reloads.
| FPI/Regency Fireplace Products CI2700-1 | Hearth and Home Technologies Vermont Castings Intrepid FlexBurn 2115-CAT | |
|---|---|---|
| Appliance type | wood-stove | wood-stove |
| Combustion technology | Catalytic Stove | Catalytic Stove |
| Certified fuel | Crib Wood | Crib Wood |
| Emission rate | 1.1 g/hr | 0.3 g/hr |
| Efficiency (HHV) | 77 % | 77 % |
| Heat output (low) | 14291 BTU/h | 10665 BTU/h |
| Heat output (high) | 27168 BTU/h | 15906 BTU/h |
| Firebox volume | 1.83 cu ft | 1.31 cu ft |
| Carbon monoxide | 0.5 g/min | 0.82 g/min |
| 25C tax credit eligible (≥75% HHV) | Yes | Yes |
| 2020 NSPS compliant | Yes | Yes |
| Currently in production | Yes | Yes |
| EPA certification number | 359-23 | 115-18 |
| Covered model numbers | CI2700-1, HI500-1 | Vermont Castings Intrepid FlexBurn 2115-CAT |
Frequently asked questions
Which burns cleaner, the FPI/Regency Fireplace Products CI2700-1 or the Hearth and Home Technologies Vermont Castings Intrepid FlexBurn 2115-CAT?
The Hearth and Home Technologies Vermont Castings Intrepid FlexBurn 2115-CAT: 0.3 g/hr certified particulate emissions versus 1.1 g/hr for the FPI/Regency Fireplace Products CI2700-1.
Are the FPI/Regency Fireplace Products CI2700-1 and Hearth and Home Technologies Vermont Castings Intrepid FlexBurn 2115-CAT 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.