Hearth and Home Technologies Vermont Castings Defiant 1975-CAT-C vs Pacific Energy Fireplace Products Limited Summit LE

The Hearth and Home Technologies Vermont Castings Defiant 1975-CAT-C is the cleaner burner: 1.3 g/hr certified particulate emissions versus 1.8 g/hr. The Hearth and Home Technologies Vermont Castings Defiant 1975-CAT-C is the more efficient unit: 78% versus 74% HHV — more heat from every cord. The Pacific Energy Fireplace Products Limited Summit LE produces more peak heat (41,275 vs 25,471 BTU/h), suiting roughly 1,200–1,650 sq ft. The Hearth and Home Technologies Vermont Castings Defiant 1975-CAT-C has the larger firebox (3.25 vs 2.5 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 Pacific Energy Fireplace Products Limited Summit LE 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 Pacific Energy Fireplace Products Limited Summit LE
Appliance type wood-stove wood-stove
Combustion technology Catalytic Stove Non-Catalytic Stove
Certified fuel Crib Wood Crib Wood
Emission rate 1.3 g/hr 1.8 g/hr
Efficiency (HHV) 78 % 74 %
Heat output (low) 11974 BTU/h 16102 BTU/h
Heat output (high) 25471 BTU/h 41275 BTU/h
Firebox volume 3.25 cu ft 2.5 cu ft
Carbon monoxide 1.46 g/min 0.02 g/min
25C tax credit eligible (≥75% HHV) Yes No
2020 NSPS compliant Yes Yes
Currently in production Yes Yes
EPA certification number 212-19 104-17
Covered model numbers Vermont Castings Defiant 1975-CAT-C Summit LE, Summit Classic LE, Alderlea T6 LE, Summit Insert LE

Frequently asked questions

Which burns cleaner, the Hearth and Home Technologies Vermont Castings Defiant 1975-CAT-C or the Pacific Energy Fireplace Products Limited Summit LE?

The Hearth and Home Technologies Vermont Castings Defiant 1975-CAT-C: 1.3 g/hr certified particulate emissions versus 1.8 g/hr for the Pacific Energy Fireplace Products Limited Summit LE.

Are the Hearth and Home Technologies Vermont Castings Defiant 1975-CAT-C and Pacific Energy Fireplace Products Limited Summit LE 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.