Hearthstone Quality Home Heating Products Clydesdale 8492 vs Woodstock Soapstone Company Absolute Steel Hybrid 211
The Woodstock Soapstone Company Absolute Steel Hybrid 211 is the cleaner burner: 0.5 g/hr certified particulate emissions versus 1.16 g/hr. The Hearthstone Quality Home Heating Products Clydesdale 8492 is the more efficient unit: 79% versus 77% HHV — more heat from every cord. The Woodstock Soapstone Company Absolute Steel Hybrid 211 produces more peak heat (45,317 vs 32,588 BTU/h), suiting roughly 1,300–1,800 sq ft. The Woodstock Soapstone Company Absolute Steel Hybrid 211 has the larger firebox (2.43 vs 2.35 cu ft), which generally means longer burns between reloads.
| Hearthstone Quality Home Heating Products Clydesdale 8492 | Woodstock Soapstone Company Absolute Steel Hybrid 211 | |
|---|---|---|
| Appliance type | wood-stove | wood-stove |
| Combustion technology | Hybrid | Hybrid |
| Certified fuel | Crib Wood | Crib Wood |
| Emission rate | 1.16 g/hr | 0.5 g/hr |
| Efficiency (HHV) | 79 % | 77 % |
| Heat output (low) | 14829 BTU/h | 14426 BTU/h |
| Heat output (high) | 32588 BTU/h | 45317 BTU/h |
| Firebox volume | 2.35 cu ft | 2.43 cu ft |
| Carbon monoxide | 1.1 g/min | 0.04 g/min |
| 25C tax credit eligible (≥75% HHV) | Yes | Yes |
| 2020 NSPS compliant | Yes | Yes |
| Currently in production | Yes | Yes |
| EPA certification number | 305-22 | 33-16 |
| Covered model numbers | Clydesdale 8492 | Absolute Steel Hybrid 211 |
Frequently asked questions
Which burns cleaner, the Hearthstone Quality Home Heating Products Clydesdale 8492 or the Woodstock Soapstone Company Absolute Steel Hybrid 211?
The Woodstock Soapstone Company Absolute Steel Hybrid 211: 0.5 g/hr certified particulate emissions versus 1.16 g/hr for the Hearthstone Quality Home Heating Products Clydesdale 8492.
Are the Hearthstone Quality Home Heating Products Clydesdale 8492 and Woodstock Soapstone Company Absolute Steel Hybrid 211 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.