S-33,H33,R33, 33
Previously certified
EPA lists S-33,H33,R33, 33 under Thermic Distribution Europe as a previously certified non-catalytic wood stove.
The listed emission rate is 3.3 grams per hour.
EPA does not list an HHV efficiency for this model line.
Source: EPA Certified Wood Heater Database, snapshot 2026-10-23.
EPA rows
| Field | Row 1 |
|---|---|
| Status | Previously certified |
| Type | Wood Stove |
| Subtype | Non-Catalytic Stove |
| Emission | 3.3 grams per hour |
| HHV efficiency | Not listed |
| Heat output | 8,600–37,300 BTU/hr |
| Firebox | Not listed |
| CO | Not listed |
| Certified fuel | Not listed |
| Test method | Not listed |
| 2020 NSPS | No |
Retail names in the model line
These are the names split from EPA's model cell. They are aliases for this line, not separate listings.
- S-33
- H33
- R33
- 33
Other model lines from this manufacturer
- Efel Symphony 387.74 Previously certified
- Efel Symphony 390.74 Previously certified
- Harmony I Previously certified
- Harmony IIIB Previously certified
Nearest model lines by EPA figures
Nearest means the smallest absolute difference on that EPA figure, among other Wood Stove model lines that list it. Ties are ordered by model name.
Emission
- 2062 Catalytic freestanding/insert — 3.3 grams per hour
- 36 BW — 3.3 grams per hour
- E-2 — 3.3 grams per hour
- Heat N Glo Number FT-300 — 3.3 grams per hour
- High Valley 2000, Craft Stove 2000 — 3.3 grams per hour
HHV efficiency
EPA does not list an HHV efficiency to compare, or no other line lists one.
Heat output
- Jotul Oslo F-500 — 10,900–35,000 BTU/hr
- S-33,S-83,H33,R33,X33 — 8,600–37,300 BTU/hr
- STUV 1668IN, STUV 1668 CUBE, STUV 1668H, STUV 1668-Z — 22,179–23,727 BTU/hr
- 1900 series (Napoleon 1900), S9 — 11,800–34,000 BTU/hr
- 8 TDIC — 10,900–35,100 BTU/hr
Thermic Distribution Europe hub · EPA Certified Wood Heater Database