The Supreme Astra® Series is a line of high-efficiency, EPA-certified wood-burning fireplaces designed to deliver real heat (not just vibes). Choose your model size and your front style (Clean Face or Traditional) to match your space and finish.
Highlights
High-efficiency wood-burning fireplaces with advanced combustion design
Optional ducted hot-air system for zone heating (model dependent)
Patented air-control features for more consistent, controllable burns
Designed for installation per the owner’s manual and local code
Quick Specs (by model)
Model
BTU (Cordwood)
EPA BTU
Firebox (cu ft)
Log length
Emissions (g/hr)
Optimal efficiency
LHV
Venting
Weight
18
60,000
19,821
1.79
16" (18" max recommended)
1.2
75%
N/A
6" Class A
280 lb
24
75,000
25,944
2.4
24"
1.77
75%
72.6%
6" Class A
300 lb
32
90,000
29,274
3.2
16"–20"
1.47
75%
71.9%
6" Class A
340 lb
38
100,000
26,354
3.8
23"
1.85
75%
72.9%
6" Class A
350 lb
38 Duo
100,000
61,231
3.8
24"
2.16
75%
69.92%
6" Class A
310 lb
Note: Specifications and images are provided for reference and may change. Always confirm details in the owner’s manual before installation.
