This Fairfax single-function showerhead brings innovation to your bathroom with Katalyst, a cutting-edge technology that intensifies the flow of water for a completely indulgent showering experience. With a new nozzle pattern, internal waterway design, and air-induction system, this technology maximizes every water drop and creates a richer, more intense flow of water that heightens the shower's sensory experience. By infusing two liters of air per minute, Katalyst delivers a powerful, voluptuous spray that clings to the body with larger, fuller water drops. Katalyst™ Spray Technology with air induction ball joint. Single-function showerhead with 5-1/2" (140 mm) diameter sprayface. Optimized sprayface for maximum performance. MasterClean™ spray nozzles to prohibit mineral build-up for easy cleaning. 2.5 gpm (9.5 lpm) flow rate. 1/2" - 14 NPT connection.