Hearthstone Quality Home Heating Products Green Mountain 80 8680 vs Jotul North America (Jotul U.S.A., Inc.) F 500 V3
The Jotul North America (Jotul U.S.A., Inc.) F 500 V3 is the cleaner burner: 0.5 g/hr certified particulate emissions versus 0.67 g/hr. The Hearthstone Quality Home Heating Products Green Mountain 80 8680 is the more efficient unit: 81% versus 78% HHV — more heat from every cord. The Jotul North America (Jotul U.S.A., Inc.) F 500 V3 produces more peak heat (38,804 vs 33,396 BTU/h), suiting roughly 1,100–1,550 sq ft. The Hearthstone Quality Home Heating Products Green Mountain 80 8680 has the larger firebox (3.16 vs 2.41 cu ft), which generally means longer burns between reloads.
| Hearthstone Quality Home Heating Products Green Mountain 80 8680 | Jotul North America (Jotul U.S.A., Inc.) F 500 V3 | |
|---|---|---|
| Appliance type | wood-stove | wood-stove |
| Combustion technology | Hybrid | Hybrid |
| Certified fuel | Crib Wood | Crib Wood |
| Emission rate | 0.67 g/hr | 0.5 g/hr |
| Efficiency (HHV) | 81 % | 78 % |
| Heat output (low) | 15069 BTU/h | 14001 BTU/h |
| Heat output (high) | 33396 BTU/h | 38804 BTU/h |
| Firebox volume | 3.16 cu ft | 2.41 cu ft |
| Carbon monoxide | 0.23 g/min | 0.5 g/min |
| 25C tax credit eligible (≥75% HHV) | Yes | Yes |
| 2020 NSPS compliant | Yes | Yes |
| Currently in production | Yes | Yes |
| EPA certification number | 162-18 | 160-18 |
| Covered model numbers | Green Mountain 80 8680 | F 500 V3 |
Frequently asked questions
Which burns cleaner, the Hearthstone Quality Home Heating Products Green Mountain 80 8680 or the Jotul North America (Jotul U.S.A., Inc.) F 500 V3?
The Jotul North America (Jotul U.S.A., Inc.) F 500 V3: 0.5 g/hr certified particulate emissions versus 0.67 g/hr for the Hearthstone Quality Home Heating Products Green Mountain 80 8680.
Are the Hearthstone Quality Home Heating Products Green Mountain 80 8680 and Jotul North America (Jotul U.S.A., Inc.) F 500 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.