Remote Balancing Damper, Round, Damper Dia. (In. ) 6 in, Frame Depth (In. ) 6 3/8 in, Duct Dia. (In. ) 6 in, Frame Material Galvanized Steel, Blade (Gauge) 20, Frame (Gauge) 20, Max. Velocity (FPM) 2, 000, Max. Temp. (F) 180 Degrees F, Synthetic Bearings, Actuator 9V, Pressure Differential Max. 1.0 in wc, Designed to Regulate the Flow of Air in a HVAC System, Includes Remote Balancing Damper with Actuator. This item has been restricted from sale in the following state (s): []