Save now when you buy the 16" x 8" Double Deflection Adjustable Steel Blade Grille, Front Blades Parallel to Short Dimension with an opposed blade damper in soft white (Shoemaker 934-0-16X8) at PlumbersStock online. The 934-O series offers a double deflection surface mount grille with adjustable steel blades that provide 4-way airflow. Take note that the front blades run parallel to the shortest dimension. The opposed blade damper requires a screwdriver to operate it. The nylon bushings reduce noise from metal rattling. Countersunk mounting holes provide a flush appearance. Shoemaker makes reliable HVAC products that will get the job done.