Zurn model# Z7000-S9 is plastic chrome plated, self-cleaning showerhead with brass chrome plated ball joint connector. The showerhead has a 1/2 in. NPT female threaded inlet connection. Furnished with a non-removable flow compensator which keeps flow rate constant regardless of water pressure, the unit consistently provides a 1.5 GPM flow rate. The outer ring spray adjusts for coarse or soft massage spray.