Hearth and Home Technologies Vermont Castings by Forge and Flame Dauntless-C vs Kuma Stove And Iron Works K-251 Series: Ashwood LE-1

The Kuma Stove And Iron Works K-251 Series: Ashwood LE-1 is the cleaner burner: 1.1 g/hr certified particulate emissions versus 1.7 g/hr. The Kuma Stove And Iron Works K-251 Series: Ashwood LE-1 is the more efficient unit: 78% versus 75% HHV — more heat from every cord. The Kuma Stove And Iron Works K-251 Series: Ashwood LE-1 produces more peak heat (30,612 vs 21,356 BTU/h), suiting roughly 850–1,200 sq ft. The Kuma Stove And Iron Works K-251 Series: Ashwood LE-1 has the larger firebox (2.56 vs 1.82 cu ft), which generally means longer burns between reloads.

Hearth and Home Technologies Vermont Castings by Forge and Flame Dauntless-C Kuma Stove And Iron Works K-251 Series: Ashwood LE-1
Appliance type wood-stove wood-stove
Combustion technology Catalytic Stove Catalytic Stove
Certified fuel Crib Wood Crib Wood
Emission rate 1.7 g/hr 1.1 g/hr
Efficiency (HHV) 75 % 78 %
Heat output (low) 13560 BTU/h 11219 BTU/h
Heat output (high) 21356 BTU/h 30612 BTU/h
Firebox volume 1.82 cu ft 2.56 cu ft
Carbon monoxide 1 g/min 0.49 g/min
25C tax credit eligible (≥75% HHV) Yes Yes
2020 NSPS compliant Yes Yes
Currently in production Yes Yes
EPA certification number 405-25 357-23
Covered model numbers Vermont Castings by Forge and Flame Dauntless-C K-251 Series: Ashwood LE-1, Wood Classic LE-1, Cambridge LE-1, Cascade LE-1

Frequently asked questions

Which burns cleaner, the Hearth and Home Technologies Vermont Castings by Forge and Flame Dauntless-C or the Kuma Stove And Iron Works K-251 Series: Ashwood LE-1?

The Kuma Stove And Iron Works K-251 Series: Ashwood LE-1: 1.1 g/hr certified particulate emissions versus 1.7 g/hr for the Hearth and Home Technologies Vermont Castings by Forge and Flame Dauntless-C.

Are the Hearth and Home Technologies Vermont Castings by Forge and Flame Dauntless-C and Kuma Stove And Iron Works K-251 Series: Ashwood LE-1 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.