Duet (Duet 4 Seasons and Vision)
Previously certified
EPA lists Duet (Duet 4 Seasons and Vision) under Foyers Supreme, Inc as a previously certified non-catalytic wood stove.
The listed emission rate is 3.6 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 | 3.6 grams per hour |
| HHV efficiency | Not listed |
| Heat output | 10,800–24,900 BTU/hr |
| Firebox | Not listed |
| CO | Not listed |
| Certified fuel | Crib Wood |
| 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.
- Duet Duet 4 Seasons and Vision
Other model lines from this manufacturer
- 16 IN Model Line: Lumis 16 (16 IN), Flair 25 (16 IN), Regal 16 (16IN) Currently certified
- 38SFC_D_II and 38ST_D_II Series: Elegance ST 42 II, Astra Duo 38 II, Monarch See-Through 38 II, Wayland See-Through 38 II, Novo Duo 38 II – Cast Iron, Novo Duo 38 II – Soapstone Currently certified
- Ambiance Elegance 36 24SF, Novo 24 - Soapstone Currently certified
- Astra 18, Elegance 30, Novo 18 – Soapstone, and Novo 18 – Cast Iron Currently certified
- Astra 24 24SFC, Novo 24 - Cast Iron, Monarch 24 (24SFC) Currently certified
- Astra 32, Elegance 40 Currently certified
- Astra 38, Elegance 42, Novo 38 – Soapstone, Novo 38 Cast Iron Currently certified
- Fusion 18 18FN Currently certified
- Fusion 24 24FN Currently certified
- Lumis 22 – Soapstone, Regal 22 – Soapstone, Flair 29, Lumis 22 - Cast Iron, Regal 22 – Cast Iron Currently certified
- Astra 24 24SFC, Novo 24 - Cast Iron Previously certified
- Astra Duo 38, Elegance 42 ST, Monarch See-Through, 38, Novo Duo 38 - Soapstone, Novo Duo 38 - Cast Iron Previously certified
- Flair 34, Lumis 32 - Cast Iron, Lumis 32 - Soapstone, Regal 32 - Soapstone, Regal 32 - Cast Iron Previously certified
- Fusion FN Previously certified
- Galaxy Previously certified
- Supreme Plus Previously certified
- Volcano Plus 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
- 2200 series (Timberwolf 2200, 2201) — 3.6 grams per hour
- 3 TDIC-2 — 3.6 grams per hour
- 517 HF — 3.6 grams per hour
- 71 Freestanding/Insert — 3.6 grams per hour
- 7600 Series — 3.6 grams per hour
HHV efficiency
EPA does not list an HHV efficiency to compare, or no other line lists one.
Heat output
- 100B, 100B O.S.A. LEPRECHAUN — 9,000–26,700 BTU/hr
- Ladera CAT WRT3920WS — 12,934–22,847 BTU/hr
- 2800 — 11,900–23,700 BTU/hr
- Eagle 88, Pioneer ZC — 12,800–22,800 BTU/hr
- Little Blazer FP-20 — 7,200–28,400 BTU/hr
Foyers Supreme, Inc hub · EPA Certified Wood Heater Database