Crown Royal Stoves 7300E

Currently certified

EPA lists Crown Royal Stoves 7300E under Greentech Manufacturing Inc. as a currently certified hydronic heater.

The listed emission rate is 0.08 pounds per million BTU.

The listed HHV efficiency is 75 percent.

Source: EPA Certified Wood Heater Database, snapshot 2026-10-23.

EPA rows

EPA result rows for this model line
Field	Row 1
Status	Currently certified
Type	Hydronic Heater
Subtype	Non-Catalytic Stove
Emission	0.08 pounds per million BTU
HHV efficiency	75 percent
Heat output	29,773–199,057 BTU/hr
Heat output maximum	199,000 BTU/hr
Firebox	12.83 cu ft
CO	3.1 g/min
Certified fuel	Cord Wood
Test method	Not listed
2020 NSPS	Yes
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.

Crown Royal Stoves 7300E

Other model lines from this manufacturer

BIO200 Currently certified
Crown Royal Stoves 7200E Currently certified
Crown Royal RS7200E Previously certified
Crown Royal RS7300E Previously certified
Crown Royal RS7400E Previously certified
Crown Royal Stoves 7400E 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

BIO200 — 0.08 pounds per million BTU
Crown Royal Stoves 7200E — 0.08 pounds per million BTU
G3-G3 — 0.08 pounds per million BTU
Kedel RTB 170 — 0.08 pounds per million BTU
Kedel RTB54 — 0.08 pounds per million BTU

HHV efficiency

EasyPell — 75 percent
EasyPell 16-20KW — 75 percent
G Series G200-2/G200s — 75 percent
PE/PES 12-20 — 75 percent
Smart 40 — 75 percent

Heat output

Drummer-35 — 115,000 BTU/hr maximum
Smart PK32, Nano PK32 — 115,000 BTU/hr maximum
G Series G7000 — 28,262–195,502 BTU/hr
G Series G7000 — 28,262–195,502 BTU/hr
BioWIN 332 — 110,900 BTU/hr maximum

Greentech Manufacturing Inc. hub · EPA Certified Wood Heater Database