Slimquadro 11
Previously certified
EPA lists Slimquadro 11 under Thermorossi s.p.a as a previously certified pellet stove.
The listed emission rate is 1.6 grams per hour.
The listed HHV efficiency is 79 percent.
Source: EPA Certified Wood Heater Database, snapshot 2026-10-23.
EPA rows
| Field | Row 1 |
|---|---|
| Status | Previously certified |
| Type | Pellet Stove |
| Subtype | Non-Catalytic Stove |
| Emission | 1.6 grams per hour |
| HHV efficiency | 79 percent |
| Heat output | 18,586–36,548 BTU/hr |
| Firebox | Not applicable |
| CO | 0.06 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.
- Slimquadro 11
Other model lines from this manufacturer
- PAIR11, PAIR11PLUS Previously certified
- Slimquadro 9 Previously 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
- 10-CPM, 49-TRCPM, 49-SHCPM — 1.6 grams per hour
- 5710E, AP5710E, VG5710E, 5501SE, AP5501SE, VG5501SE, 5710-XHE, US513ME, Breckwell SP600, Comfort Glow CGPS2050 — 1.6 grams per hour
- Eclipse-P — 1.6 grams per hour
- Frontier II — 1.6 grams per hour
- Giulia Air, Valentina Air N — 1.6 grams per hour
HHV efficiency
- 25-SSP01,25-SSP01S,55-SHSSP01,55SHSSP01S, 55-TRSSP01, and 55TRSSP01S — 79 percent
- 509-1 Optimum — 79 percent
- Element-P II — 79 percent
- FBX S, FBX S+, FBX T, FBX R, FBX BUMP, ZEFIRO — 79 percent
- G2-ABF66WTS, G2-CBF66WTS, G2-HBF66WTS, G2-JBF66WTS, G2-NBF66WTS — 79 percent
Heat output
- Hampton GC60, GCI60 Hampton Cast Pellet Stove and Insert — 9,400–45,500 BTU/hr
- Patriot PS24, Frontier PS25 — 7,961–46,913 BTU/hr
- ComfortBilt HP55 — 19,019–35,844 BTU/hr
- Enviro M55, M55C, VF55, Greenfire/Hampton GC60 — 9,300–45,500 BTU/hr
- PS130W, PS130WTS, C140XL, H140XL, J140XL, N140XL, C130W, H130W, J130W, N130W, C130WTS, H130WTS, J130WTS, N130WTS — 16,149–39,460 BTU/hr