The Supreme Astra® Series is a line of high-efficiency, EPA-certified zero-clearance wood fireplaces built to deliver real heat. Choose your model size and a clean face or traditional front, with patented air control for consistent, controllable burns and an optional ducted hot-air kit for zone heating.
Install per the owner's manual and local code; confirm details in the manual before installation.
Specifications
Fuel Type: Wood (cordwood)
Astra 18: Up to 60,000 BTU; 1.79 cu. ft.; 16" logs (18" max); 1.2 g/h; 280 lb
Astra 24: Up to 75,000 BTU; 2.4 cu. ft.; 24" logs; 1.77 g/h; 72.6% (LHV); 300 lb
Astra 32: Up to 90,000 BTU; 3.2 cu. ft.; 16"–20" logs; 1.47 g/h; 71.9% (LHV); 340 lb
Astra 38: Up to 100,000 BTU; 3.8 cu. ft.; 23" logs; 1.85 g/h; 72.9% (LHV); 350 lb
Astra 38 Duo: See-through; up to 100,000 BTU; 3.8 cu. ft.; 24" logs; 2.16 g/h; 69.92% (LHV); 310 lb
Optimal Efficiency: 75% (all models)
Flue Diameter: 6" Class A chimney (all models)
Blower: 165 CFM blower with in-wall variable speed control included (Astra 18–38); Duo has no blower
Clearances
Minimum clearances to combustibles from the Astra 24, 32 and 38 installation manuals (Canadian installation; measured from the outer edge of the fuel door unless noted). Always confirm with the manual and local code before installing.
Side wall: 16"
Side trim: 3" (Astra 24), 4" (Astra 32, 38)
Combustible mantel: 51 1/2" from base of unit (3" max depth), 53 1/2" (5" deep), 55 1/2" (7" deep)
Non-combustible mantel: no minimum distance
Minimum ceiling height: 84" from base of unit
Hearth extension: 18" in front of door, 8" beyond each side of door frame
