Hearth and Home Technologies Vermont Castings Defiant 1975-CAT-C vs Stove Builder International 2.3 Series (Archway 2300

The Hearth and Home Technologies Vermont Castings Defiant 1975-CAT-C is the cleaner burner: 1.3 g/hr certified particulate emissions versus 2.3 g/hr. The Hearth and Home Technologies Vermont Castings Defiant 1975-CAT-C is the more efficient unit: 78% versus 72% HHV — more heat from every cord. The Stove Builder International 2.3 Series (Archway 2300 produces more peak heat (44,500 vs 25,471 BTU/h), suiting roughly 1,250–1,800 sq ft. The Hearth and Home Technologies Vermont Castings Defiant 1975-CAT-C has the larger firebox (3.25 vs 1.95 cu ft), which generally means longer burns between reloads. Combustion technology differs: the Hearth and Home Technologies Vermont Castings Defiant 1975-CAT-C is a catalytic stove and the Stove Builder International 2.3 Series (Archway 2300 a non-catalytic stove — see the catalytic vs non-catalytic guide for what that means day to day.

Hearth and Home Technologies Vermont Castings Defiant 1975-CAT-C Stove Builder International 2.3 Series (Archway 2300
Appliance type wood-stove wood-stove
Combustion technology Catalytic Stove Non-Catalytic Stove
Certified fuel Crib Wood Cord Wood
Emission rate 1.3 g/hr 2.3 g/hr
Efficiency (HHV) 78 % 72 %
Heat output (low) 11974 BTU/h 14200 BTU/h
Heat output (high) 25471 BTU/h 44500 BTU/h
Firebox volume 3.25 cu ft 1.95 cu ft
Carbon monoxide 1.46 g/min 1.1 g/min
25C tax credit eligible (≥75% HHV) Yes No
2020 NSPS compliant Yes Yes
Currently in production Yes Yes
EPA certification number 212-19 101-17
Covered model numbers Vermont Castings Defiant 1975-CAT-C 2.3 Series (Archway 2300, FW2900, Gateway 2300, Green Mountain Insert 70, Escape 1800, Inspire 2000, Inspire 2000-I, Matrix, Escape 1800-I, Osburn 2000, Osburn 2000-I, Harmony 2.3, Solution 2.3, Solution 2.3-I, CW2900, Destination 2.3-I, Matrix-I, HES240, HEI240, Heritage, Deco Alto, Harmony 2.3-I, Blue Ridge 300P, Blue Ridge 300L, and Blue Ridge 300-I)

Frequently asked questions

Which burns cleaner, the Hearth and Home Technologies Vermont Castings Defiant 1975-CAT-C or the Stove Builder International 2.3 Series (Archway 2300?

The Hearth and Home Technologies Vermont Castings Defiant 1975-CAT-C: 1.3 g/hr certified particulate emissions versus 2.3 g/hr for the Stove Builder International 2.3 Series (Archway 2300.

Are the Hearth and Home Technologies Vermont Castings Defiant 1975-CAT-C and Stove Builder International 2.3 Series (Archway 2300 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.