Sherwood Industries, Ltd.
EPA lists 5 currently certified model lines and 21 previously certified model lines for Sherwood Industries, Ltd..
The lowest listed emission rate among those currently certified lines is 0.54 grams per hour, on Enviro Mini 2, Enviro P3-2 Regency Greenfire GF40-2.
Source: EPA Certified Wood Heater Database, snapshot 2026-10-23.
Models are grouped under the manufacturer name EPA published.
Evidence used for this hub: No retail-brand mapping is recorded. The hub title is the EPA manufacturer string.
EPA manufacturer string: Sherwood Industries, Ltd..
Currently certified
| Model line | EPA manufacturer | Status | Emission (g/hr) | HHV efficiency | Heat output | Firebox | Fuel |
|---|---|---|---|---|---|---|---|
| Enviro Mini 2, Enviro P3-2 Regency Greenfire GF40-2 | Sherwood Industries, Ltd. | Currently certified | 0.54 | 80% | 6,881–23,892 BTU/hr | Not applicable | Wood Pellets |
| EF2-1, Chatham-1, Davenport-1, Kinderhook-1 | Sherwood Industries, Ltd. | Currently certified | 1.4 | 77% | 8,852–32,134 BTU/hr | Not applicable | Wood Pellets |
| Enviro – Maxx-1 | Sherwood Industries, Ltd. | Currently certified | 1.5 | 77% | 27,745–67,020 BTU/hr | Not applicable | Wood Pellets |
| Enviro - Meridian-2, Meridian FPI-2, Meridian Cast Iron-2, Regency Greenfire GF55-2, GFI55-2 | Sherwood Industries, Ltd. | Currently certified | 1.8 | 75% | 7,751–32,739 BTU/hr | Not applicable | Wood Pellets |
| Enviro M55-FS-2, Enviro M55C-FS-2, Enviro M55C-FPI-2, FPI GC60-2, and FPI GCI60-2 | Sherwood Industries, Ltd. | Currently certified | 1.9 | 78% | 7,817–38,437 BTU/hr | Not listed | Not listed |
Previously certified
| Model line | EPA manufacturer | Status | Emission (g/hr) | HHV efficiency | Heat output | Firebox | Fuel |
|---|---|---|---|---|---|---|---|
| Enviro – Mini, P3, Regency Greenfire – GF40 | Sherwood Industries, Ltd. | Previously certified | 0.48 | 66% | 6,447–19,996 BTU/hr | Not applicable | Wood Pellets |
| Enviro – Meridian-1, Meridian FPI, Meridian Cast Iron, Regency Greenfire – GF55, GFI55 | Sherwood Industries, Ltd. | Previously certified | 0.89 | 70% | 8,894–23,765 BTU/hr | Not applicable | Wood Pellets |
| Enviro M55, M55C, VF55, Greenfire/Hampton GC60 | Sherwood Industries, Ltd. | Previously certified | 1 | Not listed | 9,300–45,500 BTU/hr | Not applicable | Wood Pellets |
| EF3, Meridan, Vista Flame 100, Greenfire GF55, GF55FPI | Sherwood Industries, Ltd. | Previously certified | 1.1 | Not listed | 6,500–40,000 BTU/hr | Not applicable | Wood Pellets |
| EF5/Enviro P4 | Sherwood Industries, Ltd. | Previously certified | 1.3 | Not listed | 8,200–22,900 BTU/hr | Not applicable | Wood Pellets |
| EMPRESS FPI, Milan | Sherwood Industries, Ltd. | Previously certified | 1.3 | Not listed | 25,700–30,000 BTU/hr | Not applicable | Wood Pellets |
| Mini (P3)Greenfire GF40 | Sherwood Industries, Ltd. | Previously certified | 1.6 | Not listed | 22,600–30,100 BTU/hr | Not applicable | Wood Pellets |
| Empress FS | Sherwood Industries, Ltd. | Previously certified | 1.7 | Not listed | 27,800–35,700 BTU/hr | Not applicable | Wood Pellets |
| EF2, Chatham, Davenport and Kinderhook | Sherwood Industries, Ltd. | Previously certified | 1.8 | 58% | 10,190–25,989 BTU/hr | Not applicable | Wood Pellets |
| Enviro - M55 FS, M55C-FPI, Regency Greenfire – GC60, GCI60 | Sherwood Industries, Ltd. | Previously certified | 1.8 | 60% | 4,383–23,542 BTU/hr | Not applicable | Wood Pellets |
| Greenfire GF55, GFI55 | Sherwood Industries, Ltd. | Previously certified | 2 | Not listed | 6,500–40,000 BTU/hr | Not applicable | Wood Pellets |
| Maxx-B | Sherwood Industries, Ltd. | Previously certified | 2.3 | Not listed | 9,700–47,600 BTU/hr | Not applicable | Wood Pellets |
| Vista Flame 2100 FS, Envirofire 2100 FS | Sherwood Industries, Ltd. | Previously certified | 2.9 | Not listed | 11,800–34,000 BTU/hr | Not listed | Not listed |
| CH-77, CH-84 | Sherwood Industries, Ltd. | Previously certified | 3.1 | Not listed | 8,000–33,800 BTU/hr | Not listed | Not listed |
| Vista Flame Envirofire 2000 | Sherwood Industries, Ltd. | Previously certified | 3.2 | Not listed | 11,000–31,100 BTU/hr | Not listed | Not listed |
| Enviro 1200, 1200I, Vista Flame 1200, 1200I, 1200 Venice (Kodiak, Boston, Cabello) | Sherwood Industries, Ltd. | Previously certified | 3.4 | 72% | 11,500–34,200 BTU/hr | Not listed | Crib Wood |
| Vista Flame 1600 FS, 1600 FPI, Envirofire 1600 FS, 1600 FPI | Sherwood Industries, Ltd. | Previously certified | 3.5 | Not listed | 11,500–33,600 BTU/hr | Not listed | Not listed |
| Enviro Fire 1000FS and Vista Flame 1000FS, 1000 | Sherwood Industries, Ltd. | Previously certified | 4.1 | Not listed | 11,700–32,700 BTU/hr | Not listed | Crib Wood |
| Enviro 1700I, 1700 and Vista Flame 1700I, 1700, 1700 Venice (Kodiak, Boston, Cabello) | Sherwood Industries, Ltd. | Previously certified | 4.5 | 75% | 9,400–31,800 BTU/hr | Not listed | Crib Wood |
| Vista Flame Envirofire 1000 | Sherwood Industries, Ltd. | Previously certified | 6.5 | Not listed | 10,200–30,800 BTU/hr | Not listed | Not listed |
| Vista Flame Envirofire 1500 | Sherwood Industries, Ltd. | Previously certified | 7 | Not listed | 11,700–23,100 BTU/hr | Not listed | Not listed |