STUV 1678IN, STUV 1678CUBE, STUV 1678H, STUV 1678-Z

Previously certified

EPA lists STUV 1678IN, STUV 1678CUBE, STUV 1678H, STUV 1678-Z under STUV AMERICA Inc. as a previously certified non-catalytic wood stove.

The listed emission rate is 3.1 grams per hour.

The listed HHV efficiency is 67 percent.

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

EPA rows

EPA result rows for this model line
Field Row 1
Status Previously certified
Type Wood Stove
Subtype Non-Catalytic Stove
Emission 3.1 grams per hour
HHV efficiency 67 percent
Heat output 23,256–28,765 BTU/hr
Firebox Not listed
CO 3.1 g/min
Certified fuel Crib Wood
Test method Not listed
2020 NSPS 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.

Other model lines from this manufacturer

Nearest model lines by EPA figures

Nearest means the smallest absolute difference on that EPA figure, among other Wood Stove model lines that list it. Ties are ordered by model name.

Emission

HHV efficiency

Heat output

STUV AMERICA Inc. hub · EPA Certified Wood Heater Database