GT Series GT-6000
Previously certified
EPA lists GT Series GT-6000 under Nature's Comfort LLC as a previously certified hydronic heater.
The listed emission rate is 0.22 pounds per million BTU.
The listed HHV efficiency is 73 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 | 0.22 pounds per million BTU |
| HHV efficiency | 73 percent |
| Heat output | 250,000 BTU/hr maximum |
| Heat output maximum | 250,000 BTU/hr |
| Firebox | Not listed |
| CO | Not listed |
| Certified fuel | Cord Wood |
| Test method | Not listed |
| 2020 NSPS | No |
| Thermal storage | 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.
- GT Series GT-6000
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 Hydronic Heater model lines that list it. Ties are ordered by model name.
Emission
- G Series G400G400s — 0.23 pounds per million BTU
- Crown Royal RS7400E — 0.24 pounds per million BTU
- GARN WHS-1000H and WHS1000V — 0.2 pounds per million BTU
- GARN WHS-1000H, GARN WHS-1000V — 0.2 pounds per million BTU
- USV 100GS — 0.2 pounds per million BTU
HHV efficiency
- ENVIRO CHIP-500 — 73 percent
- Kedel RTB102 — 73 percent
- S3 Turbo 50 — 73 percent
- SMART HV23 — 73 percent
- Vedolux 650 — 73 percent
Heat output
- E-Classic 3250 IR — 245,000 BTU/hr maximum
- 350X — 255,582 BTU/hr maximum
- GX Series GX30 — 242,090 BTU/hr maximum
- Classic Edge 750 — 240,362 BTU/hr maximum
- ECO-HK 120 Multifuel — 53,054–416,833 BTU/hr
Nature's Comfort LLC hub · EPA Certified Wood Heater Database