Willoughby model NPS Non-Adjustable Vandal Resistant Shower Head shall be fixed type, constructed of Type 303 stainless steel, mounted from the rear with no visible fasteners or removable parts, and shall have a 30° angle of spray with an adjustable pattern. The head shall have 3/8″ F.I.P. threads on the inlet.
The shower head is non-adjustable from the user side. To adjust shower nozzle spray pattern, insert 1/8″ Allen wrench through the nozzle orifice when shower is not in use, and turn counterclockwise to widen the spray pattern or clockwise to narrow the spray pattern.