Quest F9 Air MoverThis low profile air mover can circulate 925 cubic feet of air per minute and is designed to fit into tight spaces. The F9 radial air mover is designed to prevent stagnant, water logged air that can encourage pests like gnats, as well as plant killing molds and fungus. Up to six F9 units can be linked together on a single 15 amp circuit. The F9 model does not have lights, ensuring total darkness during night cycles. KEY VALUES 1,015 CFM high velocity