Blaze King Industries King KE40 (3) vs Travis Industries Answer NexGen Hybrid (2)
The Blaze King Industries King KE40 (3) is the cleaner burner: 1 g/hr certified particulate emissions versus 1.4 g/hr. The Blaze King Industries King KE40 (3) is the more efficient unit: 81% versus 80% HHV — more heat from every cord. The Travis Industries Answer NexGen Hybrid (2) produces more peak heat (38,594 vs 38,516 BTU/h), suiting roughly 1,100–1,550 sq ft. The Blaze King Industries King KE40 (3) has the larger firebox (4.55 vs 1.4 cu ft), which generally means longer burns between reloads. Combustion technology differs: the Blaze King Industries King KE40 (3) is a catalytic stove and the Travis Industries Answer NexGen Hybrid (2) a hybrid — see the catalytic vs non-catalytic guide for what that means day to day.
| Blaze King Industries King KE40 (3) | Travis Industries Answer NexGen Hybrid (2) | |
|---|---|---|
| Appliance type | wood-stove | wood-stove |
| Combustion technology | Catalytic Stove | Hybrid |
| Certified fuel | Crib Wood | Crib Wood |
| Emission rate | 1 g/hr | 1.4 g/hr |
| Efficiency (HHV) | 81 % | 80 % |
| Heat output (low) | 10392 BTU/h | 12252 BTU/h |
| Heat output (high) | 38516 BTU/h | 38594 BTU/h |
| Firebox volume | 4.55 cu ft | 1.4 cu ft |
| Carbon monoxide | 0.49 g/min | 1.322 g/min |
| 25C tax credit eligible (≥75% HHV) | Yes | Yes |
| 2020 NSPS compliant | Yes | Yes |
| Currently in production | Yes | Yes |
| EPA certification number | 220-19 | 306-22 |
| Covered model numbers | King KE40 | Answer NexGen Hybrid |
Frequently asked questions
Which burns cleaner, the Blaze King Industries King KE40 (3) or the Travis Industries Answer NexGen Hybrid (2)?
The Blaze King Industries King KE40 (3): 1 g/hr certified particulate emissions versus 1.4 g/hr for the Travis Industries Answer NexGen Hybrid (2).
Are the Blaze King Industries King KE40 (3) and Travis Industries Answer NexGen Hybrid (2) 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.