The Reliabilt 4" x 10" Floor Register is a sturdy and reliable heating and cooling accessory made of steel construction. This pack includes two adjustable dampers to help control the airflow in your home. The metal finish gives it a sleek and durable look, suitable for any home improvement project related to heating, cooling, and air systems. Made in China, this floor register from Reliabilt is a top choice for maintaining a comfortable environment in your living space.