New Buck Corporation (Buck Stove Corp.) 21NC vs Woodstock Soapstone Company 212N Navajo Hybrid Wood-Coal

The Woodstock Soapstone Company 212N Navajo Hybrid Wood-Coal is the cleaner burner: 1 g/hr certified particulate emissions versus 1.7 g/hr. The Woodstock Soapstone Company 212N Navajo Hybrid Wood-Coal is the more efficient unit: 79% versus 70% HHV — more heat from every cord. The New Buck Corporation (Buck Stove Corp.) 21NC produces more peak heat (28,901 vs 27,294 BTU/h), suiting roughly 850–1,150 sq ft. The New Buck Corporation (Buck Stove Corp.) 21NC has the larger firebox (1.4 vs 1.15 cu ft), which generally means longer burns between reloads. Combustion technology differs: the New Buck Corporation (Buck Stove Corp.) 21NC is a non-catalytic stove and the Woodstock Soapstone Company 212N Navajo Hybrid Wood-Coal a hybrid — see the catalytic vs non-catalytic guide for what that means day to day.

New Buck Corporation (Buck Stove Corp.) 21NC Woodstock Soapstone Company 212N Navajo Hybrid Wood-Coal
Appliance type wood-stove wood-stove
Combustion technology Non-Catalytic Stove Hybrid
Certified fuel Crib Wood Crib Wood
Emission rate 1.7 g/hr 1 g/hr
Efficiency (HHV) 70 % 79 %
Heat output (low) 11079 BTU/h 15332 BTU/h
Heat output (high) 28901 BTU/h 27294 BTU/h
Firebox volume 1.4 cu ft 1.15 cu ft
Carbon monoxide 6.1 g/min 0.15 g/min
25C tax credit eligible (≥75% HHV) No Yes
2020 NSPS compliant Yes Yes
Currently in production Yes Yes
EPA certification number 66-16 108-17
Covered model numbers 21NC 212N Navajo Hybrid Wood-Coal, 212S Survival Hybrid Wood-Coal

Frequently asked questions

Which burns cleaner, the New Buck Corporation (Buck Stove Corp.) 21NC or the Woodstock Soapstone Company 212N Navajo Hybrid Wood-Coal?

The Woodstock Soapstone Company 212N Navajo Hybrid Wood-Coal: 1 g/hr certified particulate emissions versus 1.7 g/hr for the New Buck Corporation (Buck Stove Corp.) 21NC.

Are the New Buck Corporation (Buck Stove Corp.) 21NC and Woodstock Soapstone Company 212N Navajo Hybrid Wood-Coal 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.