Efel Symphony 390.74
Previously certified
EPA lists Efel Symphony 390.74 under Thermic Distribution Europe as a previously certified catalytic wood stove.
The listed emission rate is 1.8 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 | Catalytic Stove |
| Emission | 1.8 grams per hour |
| HHV efficiency | Not listed |
| Heat output | 10,700–33,000 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.
- Efel Symphony 390.74
Other model lines from this manufacturer
- Efel Symphony 387.74 Previously certified
- Harmony I Previously certified
- Harmony IIIB Previously certified
- S-33,H33,R33, 33 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
- 1.4 Series (Osburn 950, Escape 1200, Gateway 1400, Solution 1.4, Spark II, Fox, Déco Nano, S250, Harmony 1.4, HES140, Blue Ridge 100) — 1.8 grams per hour
- 1410B, 1440B, 1450B — 1.8 grams per hour
- 15-W06, 50-SHW06, 50-SHW06L, 50TRW06, 15-W08, 50-SHW08, 50-SHW08L, 50TRW08 — 1.8 grams per hour
- 30 Compact, 30 Compact-H, 30 Compact-one — 1.8 grams per hour
- 44 Elite — 1.8 grams per hour
HHV efficiency
EPA does not list an HHV efficiency to compare, or no other line lists one.
Heat output
- Efel Symphony 390.74 — 10,700–33,000 BTU/hr
- Quadra-Fire 1900 — 11,500–32,200 BTU/hr
- Trailblazer Classic 1300/1306 — 11,300–32,400 BTU/hr
- Focus 320 SBR, Onyx SBR — 21,131–22,563 BTU/hr
- 113-NCI, 50-TNC13I, 50-SNC13I (Insert) — 11,600–32,000 BTU/hr
Thermic Distribution Europe hub · EPA Certified Wood Heater Database