Rasmussen AFS20 Alterna Vent-Free FireStones - 8 Pieces Color:Light Gray 8" x 18" Black Double

8" x 18" Black Double Wall Adjustable Stove Pipe

Not available in see thru

Boulevard Direct-Vent fireplace designed with a fully-recessed burner to fill your fireplace with lively flames

the system requires a 12” B-vent chimney

Optimal Power 12 kW Heating volume (m³) 160 to 360 m³ Heating surface (m²) 65 to 145 m² Flamme verte (environmental label) 7 stars Useful efficiency (%) 77 Seasonal efficiency - ETAS 67 CO (%) 0

Rasmussen AFS20 Alterna Vent-Free FireStones - 8 Pieces Color:Light Gray 8" x 18" Black DoubleIMPORTANT: All Rasmussen products are considered final sale. Once an order is placed, it cannot be canceled or returned. Please double check your order before completing the purchase. Description "Natural" is the tannish gray of the base material. The other colors are our proprietary ceramic stain coloration. We recommend darker colors (Black, Dark Gray, & Brown) as the burner will create soot from the natural, luminous yellow flame. The black soot is