The Everbilt 18 in. 3-Way Steel Baseboard Diffuser Supply in White (ITEM-494) is a versatile register designed for heating, cooling, and air systems. With a sleek white finish and a width of 18 inches, this model (REGBB16W) is a stylish and functional addition to any home improvement project. Made in Vietnam, this baseboard diffuser supply offers a seamless and efficient way to regulate and distribute airflow in your living space.