Merlin
Previously certified
EPA lists Merlin under H.M.F. Forlong and Maisey Ltd. as a previously certified non-catalytic wood stove.
The listed emission rate is 6.1 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 | 6.1 grams per hour |
| HHV efficiency | Not listed |
| Heat output | 12,300–37,000 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.
- Merlin
Other model lines from this manufacturer
No other model line in this snapshot uses this manufacturer string.
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
- Heatilator 1190/Arrow 1490(S20/Heatilator 1290)/Arrow 2090(I20) — 6.1 grams per hour
- Merlin 3 FS-15, IS-15 — 6.1 grams per hour
- Quadra-Fire 2000, 2000-I — 6.1 grams per hour
- Brass Flame KS-1005, KS-2000I — 6 grams per hour
- Lopi X Fireplace Insert — 6 grams per hour
HHV efficiency
EPA does not list an HHV efficiency to compare, or no other line lists one.
Heat output
- Scan 10-A — 11,600–37,700 BTU/hr
- Scott HT-1 (Tamarack) — 13,800–35,500 BTU/hr
- Evergreen — 11,200–38,000 BTU/hr
- Royal Guardian, RGT-3001 — 9,400–39,800 BTU/hr
- Spartherm M 700 Series: Spartherm M 700 Insert, Spartherm M 700 ZC, and Spartherm M 700 Module — 24,269–24,906 BTU/hr
H.M.F. Forlong and Maisey Ltd. hub · EPA Certified Wood Heater Database