The Rasmussen 48" Dark Gray Vented Uniform FireBalls - FB48-DG provide a bold, contemporary design for your fireplace. Made from durable ceramic with a dark gray, heat-resistant stain, these fireballs are built to withstand high temperatures while maintaining their rich color. Their uniform shape conceals the burner, creating a sleek and minimalist look. Ideal for both residential and commercial spaces, these fireballs are compatible with Rasmussen Vented Custom Pan Burners (sold separately).