Astra Duo 38, Elegance 42 ST, Monarch See-Through, 38, Novo Duo 38 - Soapstone, Novo Duo 38 - Cast Iron

Previously certified

EPA lists Astra Duo 38, Elegance 42 ST, Monarch See-Through, 38, Novo Duo 38 - Soapstone, Novo Duo 38 - Cast Iron under Foyers Supreme, Inc as a previously certified non-catalytic wood stove.

The listed emission rate is 2.2 grams per hour.

The listed HHV efficiency is 65 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 2.2 grams per hour
HHV efficiency 65 percent
Heat output 17,524–61,231 BTU/hr
Firebox 3.34 cu ft
CO 3.49 g/min
Certified fuel Cord Wood
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.

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

Foyers Supreme, Inc hub · EPA Certified Wood Heater Database