STÛV 1678IN, STÛV 1678 CUBE, STÛV 1678H, STÛV 1678-Z
Currently certified
EPA lists STÛV 1678IN, STÛV 1678 CUBE, STÛV 1678H, STÛV 1678-Z under STUV AMERICA Inc. as a currently certified non-catalytic wood stove.
The listed emission rate is 1.8 grams per hour.
The listed HHV efficiency is 67 percent.
Source: EPA Certified Wood Heater Database, snapshot 2026-10-23.
EPA rows
| Field | Row 1 |
|---|---|
| Status | Currently certified |
| Type | Wood Stove |
| Subtype | Non-Catalytic Stove |
| Emission | 1.8 grams per hour |
| HHV efficiency | 67 percent |
| Heat output | 23,726–27,092 BTU/hr |
| Firebox | 1.91 cu ft |
| CO | 2.1 g/min |
| Certified fuel | Crib Wood |
| Test method | Not listed |
| 2020 NSPS | Yes |
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.
- STÛV 1678IN
- STÛV 1678 CUBE
- STÛV 1678H
- STÛV 1678-Z
Other model lines from this manufacturer
- 30 Compact, 30 Compact-H, 30 Compact-one Currently certified
- Six 66-50 Currently certified
- STUV 1658IN, STUV 1658CUBE, STUV 1658H, STUV 1658-Z Currently certified
- STUV 1668IN, STUV 1668 CUBE, STUV 1668H, STUV 1668-Z Currently certified
- STUV 6 IN 66x50 (26), STUV 6 H 66x50 (26) Currently certified
- STÛV 6 IN 76x60, STÛV 6 H 76x60 Currently certified
- STUV SIX 76-55 Currently certified
- 30-H Previously certified
- STUV 1678IN, STUV 1678CUBE, STUV 1678H, STUV 1678-Z Previously certified
- STUV SIX 76-60 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
- 2016E — 67 percent
- Ambiance Elegance 36 24SF, Novo 24 - Soapstone — 67 percent
- Astra 32, Elegance 40 — 67 percent
- Caldera — 67 percent
- FP25 — 67 percent
Heat output
- BIS Tradition and Montecito Estate — 11,500–39,300 BTU/hr
- Quadra-Fire 4100I and Bodega Bay — 9,000–41,800 BTU/hr
- S2300 FS, S2300 PB — 14,209–36,591 BTU/hr
- Answer NexGen Hybrid — 12,252–38,594 BTU/hr
- Panther 2110B — 8,600–42,100 BTU/hr