The Rasmussen 42" Black Vented Uniform FireBalls - FB42-BL offer a bold and modern touch to your fireplace. Made from durable ceramic with a deep black, 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 look. Ideal for both residential and commercial spaces, these fireballs are compatible with Rasmussen Vented Custom Pan Burners (sold separately).