Hearthstone Quality Home Heating Products Green Mountain 60 8660 vs Jotul North America (Jotul U.S.A., Inc.) C550 V2

The Hearthstone Quality Home Heating Products Green Mountain 60 8660 is the cleaner burner: 0.6 g/hr certified particulate emissions versus 1.1 g/hr. The Hearthstone Quality Home Heating Products Green Mountain 60 8660 is the more efficient unit: 79% versus 77% HHV — more heat from every cord. The Jotul North America (Jotul U.S.A., Inc.) C550 V2 produces more peak heat (36,214 vs 33,576 BTU/h), suiting roughly 1,050–1,450 sq ft. The Hearthstone Quality Home Heating Products Green Mountain 60 8660 has the larger firebox (2.03 vs 1.9 cu ft), which generally means longer burns between reloads. Combustion technology differs: the Hearthstone Quality Home Heating Products Green Mountain 60 8660 is a hybrid and the Jotul North America (Jotul U.S.A., Inc.) C550 V2 a catalytic stove — see the catalytic vs non-catalytic guide for what that means day to day.

Hearthstone Quality Home Heating Products Green Mountain 60 8660 Jotul North America (Jotul U.S.A., Inc.) C550 V2
Appliance type wood-stove wood-stove
Combustion technology Hybrid Catalytic Stove
Certified fuel Crib Wood Crib Wood
Emission rate 0.6 g/hr 1.1 g/hr
Efficiency (HHV) 79 % 77 %
Heat output (low) 12608 BTU/h 11757 BTU/h
Heat output (high) 33576 BTU/h 36214 BTU/h
Firebox volume 2.03 cu ft 1.9 cu ft
Carbon monoxide 0.49 g/min 0.3 g/min
25C tax credit eligible (≥75% HHV) Yes Yes
2020 NSPS compliant Yes Yes
Currently in production Yes Yes
EPA certification number 121-18 394-25
Covered model numbers Green Mountain 60 8660, Hipster 20 AMB8260, Shelburne 8372 C550 V2

Frequently asked questions

Which burns cleaner, the Hearthstone Quality Home Heating Products Green Mountain 60 8660 or the Jotul North America (Jotul U.S.A., Inc.) C550 V2?

The Hearthstone Quality Home Heating Products Green Mountain 60 8660: 0.6 g/hr certified particulate emissions versus 1.1 g/hr for the Jotul North America (Jotul U.S.A., Inc.) C550 V2.

Are the Hearthstone Quality Home Heating Products Green Mountain 60 8660 and Jotul North America (Jotul U.S.A., Inc.) C550 V2 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.