The Rasmussen 42" Dark Gray Vented Uniform FireBalls - FB42-DG bring a bold and contemporary touch to your fireplace. Made from durable ceramic with a dark gray, heat-resistant stain, these fireballs are built to endure high temperatures while maintaining their rich color. Their uniform shape conceals the burner, creating a sleek and minimalist aesthetic. Perfect for both residential and commercial spaces, these fireballs are compatible with Rasmussen Vented Custom Pan Burners (sold separately).