Blaze King Industries 20.2 Series: Ashford 20.2 (AF20.2) vs Stove Builder International Bistro Series (Bistro
The Blaze King Industries 20.2 Series: Ashford 20.2 (AF20.2) is the cleaner burner: 1.05 g/hr certified particulate emissions versus 2 g/hr. The Blaze King Industries 20.2 Series: Ashford 20.2 (AF20.2) is the more efficient unit: 80% versus 76% HHV — more heat from every cord. The Stove Builder International Bistro Series (Bistro produces more peak heat (50,200 vs 31,092 BTU/h), suiting roughly 1,450–2,000 sq ft. The Stove Builder International Bistro Series (Bistro has the larger firebox (2.26 vs 1.86 cu ft), which generally means longer burns between reloads. Combustion technology differs: the Blaze King Industries 20.2 Series: Ashford 20.2 (AF20.2) is a catalytic stove and the Stove Builder International Bistro Series (Bistro a non-catalytic stove — see the catalytic vs non-catalytic guide for what that means day to day.
| Blaze King Industries 20.2 Series: Ashford 20.2 (AF20.2) | Stove Builder International Bistro Series (Bistro | |
|---|---|---|
| Appliance type | wood-stove | wood-stove |
| Combustion technology | Catalytic Stove | Non-Catalytic Stove |
| Certified fuel | Crib Wood | Cord Wood |
| Emission rate | 1.05 g/hr | 2 g/hr |
| Efficiency (HHV) | 80 % | 76 % |
| Heat output (low) | 10786 BTU/h | 14300 BTU/h |
| Heat output (high) | 31092 BTU/h | 50200 BTU/h |
| Firebox volume | 1.86 cu ft | 2.26 cu ft |
| Carbon monoxide | 0.57 g/min | 1 g/min |
| 25C tax credit eligible (≥75% HHV) | Yes | Yes |
| 2020 NSPS compliant | Yes | Yes |
| Currently in production | Yes | Yes |
| EPA certification number | 110-17 | 337-22 |
| Covered model numbers | 20.2 Series: Ashford 20.2 (AF20.2), Chinook 20.2 (CK20.2), Sirocco 20.2 (SC20.2) | Bistro Series (Bistro, Gusto, Pyra, 600, HEC240, IW600) |
Frequently asked questions
Which burns cleaner, the Blaze King Industries 20.2 Series: Ashford 20.2 (AF20.2) or the Stove Builder International Bistro Series (Bistro?
The Blaze King Industries 20.2 Series: Ashford 20.2 (AF20.2): 1.05 g/hr certified particulate emissions versus 2 g/hr for the Stove Builder International Bistro Series (Bistro.
Are the Blaze King Industries 20.2 Series: Ashford 20.2 (AF20.2) and Stove Builder International Bistro Series (Bistro 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.