Rasmussen 20" Adobe Red Alterna Ventless FireStones Double Sided - DF-AFS20-RD brings a vibrant adobe red hue to your ventless fireplace, enhancing it from both sides with a warm, natural accent. Constructed from durable ceramic-bonded refractory material, these double-sided firestones withstand high temperatures, ensuring long-lasting beauty without cracking. Ideal for concealing burners, this set complements rustic and transitional decor. Compatible exclusively with Rasmussen Alterna Vent-Free FireStones Burners (sold separately).