FHG 20/30
Previously certified
EPA lists FHG 20/30 under Fröling Heizkessel und Behälterbau Ges.m.b.H as a previously certified hydronic heater.
The listed emission rate is 0.18 pounds per million BTU.
The listed HHV efficiency is 69 percent.
Source: EPA Certified Wood Heater Database, snapshot 2026-10-23.
EPA rows
| Field | Row 1 |
|---|---|
| Status | Previously certified |
| Type | Hydronic Heater |
| Subtype | Non-Catalytic Stove |
| Emission | 0.18 pounds per million BTU |
| HHV efficiency | 69 percent |
| Heat output | 70,000 BTU/hr maximum |
| Heat output maximum | 70,000 BTU/hr |
| Firebox | Not listed |
| CO | Not listed |
| Certified fuel | Cord Wood |
| Test method | Not listed |
| 2020 NSPS | No |
| Thermal storage | 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.
- FHG 20/30
Other model lines from this manufacturer
- P4 Pellet 60 Currently certified
- PE1 Pellet 20 Currently certified
- PE1 Pellet 35 Currently certified
- S3 Turbo 30 Currently certified
- S3 Turbo 50 Currently certified
- P4 Unit 100 Previously certified
- P4 Unit 15 Previously certified
- P4 Unit 20 Previously certified
- P4 Unit 32 Previously certified
- P4 Unit 38 Previously certified
- P4 Unit 48 Previously certified
- P4 Unit 60 Previously certified
- P4 Unit 8 Previously certified
- P4 Unit 80 Previously certified
- T4-130 Previously certified
- T4-150 Previously certified
Nearest model lines by EPA figures
Nearest means the smallest absolute difference on that EPA figure, among other Hydronic Heater model lines that list it. Ties are ordered by model name.
Emission
- Classic Edge 350 — 0.18 pounds per million BTU
- Classic Edge 750 — 0.18 pounds per million BTU
- E-Classic 1450 — 0.18 pounds per million BTU
- E-Classic 3250 IR — 0.18 pounds per million BTU
- GX Series GX15 — 0.18 pounds per million BTU
HHV efficiency
- 200 SSP — 69 percent
- E-Classic 3250 IR — 69 percent
- Vedolux 37 — 69 percent
- Classic Edge 550 — 70 percent
- G Series G100/G100s — 68 percent
Heat output
- Crown Royal Stoves 7200E — 18,091–123,247 BTU/hr
- PE1 Pellet 35 — 17,255–121,300 BTU/hr
- Klear Sky 400 — 70,770 BTU/hr maximum
- SE110 — 16,286–121,291 BTU/hr
- BioWIN 212 — 71,700 BTU/hr maximum
Fröling Heizkessel und Behälterbau Ges.m.b.H hub · EPA Certified Wood Heater Database