The 132M 12 in. x 04 in. is a 12 in. x 4 in. 2-way 1/3 in. fin-spaced air registers used for wall and ceiling openings. The stamped face allows for 2-way air deflection. Our patented Smooth glide technology ensures rattle free and quiet airflow from your central air system. Smooth glide also provides for smooth opening and closing of your back dampers. Our high-quality product will ensure years of continuous use.Wall or ceiling registers controls airflow into a roomDampers control the amount and direction of airflowWhite powder coat finishMade from high quality steel