Moon american, heavy duty industrial fog nozzle, 520-1521, 1-1/2″ nh, brass heavy duty, low cost, brass fog nozzle, especially recommended for those locations where frequent service demands quality. Water flow can be quickly changed from, straight-to fog-to-shut-off with a flick of the wrist. Large rubber bumper protects the outer perimeter of nozzle tip and also provides a firm gripping surface. Specially designed to give uniform flow in all positions. Available in sizes, 1″, 1-1/2″ and 2-1/2″.