Jotul North America (Jotul U.S.A., Inc.) F35 vs Woodstock Soapstone Company Absolute Steel Hybrid 211

The Woodstock Soapstone Company Absolute Steel Hybrid 211 is the cleaner burner: 0.5 g/hr certified particulate emissions versus 1.2 g/hr. The Woodstock Soapstone Company Absolute Steel Hybrid 211 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 45,317 BTU/h), suiting roughly 1,700–2,400 sq ft. The Woodstock Soapstone Company Absolute Steel Hybrid 211 has the larger firebox (2.43 vs 1.57 cu ft), which generally means longer burns between reloads. Combustion technology differs: the Jotul North America (Jotul U.S.A., Inc.) F35 is a non-catalytic stove and the Woodstock Soapstone Company Absolute Steel Hybrid 211 a hybrid — see the catalytic vs non-catalytic guide for what that means day to day.

Jotul North America (Jotul U.S.A., Inc.) F35 Woodstock Soapstone Company Absolute Steel Hybrid 211
Appliance type wood-stove wood-stove
Combustion technology Non-Catalytic Stove Hybrid
Certified fuel Cord Wood Crib Wood
Emission rate 1.2 g/hr 0.5 g/hr
Efficiency (HHV) 69 % 77 %
Heat output (low) 13533 BTU/h 14426 BTU/h
Heat output (high) 59443 BTU/h 45317 BTU/h
Firebox volume 1.57 cu ft 2.43 cu ft
Carbon monoxide 1.35 g/min 0.04 g/min
25C tax credit eligible (≥75% HHV) No Yes
2020 NSPS compliant Yes Yes
Currently in production Yes Yes
EPA certification number 317-22 33-16
Covered model numbers F35 Absolute Steel Hybrid 211

Frequently asked questions

Which burns cleaner, the Jotul North America (Jotul U.S.A., Inc.) F35 or the Woodstock Soapstone Company Absolute Steel Hybrid 211?

The Woodstock Soapstone Company Absolute Steel Hybrid 211: 0.5 g/hr certified particulate emissions versus 1.2 g/hr for the Jotul North America (Jotul U.S.A., Inc.) F35.

Are the Jotul North America (Jotul U.S.A., Inc.) F35 and Woodstock Soapstone Company Absolute Steel Hybrid 211 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.