Patriot PS24, Frontier PS25
Currently certified
EPA lists Patriot PS24, Frontier PS25 under Freedom Stoves, LLC as a currently certified pellet stove.
The listed emission rate is 1.4 grams per hour.
The listed HHV efficiency is 78 percent.
Source: EPA Certified Wood Heater Database, snapshot 2026-10-23.
EPA rows
| Field | Row 1 |
|---|---|
| Status | Currently certified |
| Type | Pellet Stove |
| Subtype | Non-Catalytic Stove |
| Emission | 1.4 grams per hour |
| HHV efficiency | 78 percent |
| Heat output | 7,961–46,913 BTU/hr |
| Firebox | Not applicable |
| CO | 0.317 g/min |
| Certified fuel | Wood Pellets |
| 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.
- Patriot PS24
- Frontier PS25
Other model lines from this manufacturer
- Independence PS21 Currently certified
Nearest model lines by EPA figures
Nearest means the smallest absolute difference on that EPA figure, among other Pellet Stove model lines that list it. Ties are ordered by model name.
Emission
- 25-EP, 55-TRPEP, 55-SHPEP, 25-EPI, 55-TRPEPI, 55-SHPEPI 25-EPI, 55-TRPEPI, 55-SHPEPI — 1.4 grams per hour
- 25-PDVC, 25-PDVCH, 55-SHP10, 55-SHP10L, and 55-TRP10 — 1.4 grams per hour
- 4840, KP500, AP5000, Comfort Glow WMPS7000, DuraHeat DHPS7000 — 1.4 grams per hour
- 55-SHPCB120, 55-TRPCB120, and 25-CB120 — 1.4 grams per hour
- EF2-1, Chatham-1, Davenport-1, Kinderhook-1 — 1.4 grams per hour
HHV efficiency
- 5770E, AP5770E, VG5770E, US5770E, KP5770E, KP5770E-W, CGPS2100, DH3000, BHPS30 — 78 percent
- Castle Serenity 41278 — 78 percent
- Enviro M55-FS-2, Enviro M55C-FS-2, Enviro M55C-FPI-2, FPI GC60-2, and FPI GCI60-2 — 78 percent
- Francesca 2015, Monica 2015, RV 80 Ceramica — 78 percent
- Frontier II — 78 percent
Heat output
- ComfortBilt HP55 — 19,019–35,844 BTU/hr
- Hampton GC60, GCI60 Hampton Cast Pellet Stove and Insert — 9,400–45,500 BTU/hr
- Enviro M55, M55C, VF55, Greenfire/Hampton GC60 — 9,300–45,500 BTU/hr
- Sahara — 15,224–39,422 BTU/hr
- Slimquadro 11 — 18,586–36,548 BTU/hr
Freedom Stoves, LLC hub · EPA Certified Wood Heater Database