Jandy Pro Series 1 1/2″-2″ Neverlube Positive Seal Standard 2-Port Diverter Valve is completely maintenance-free and built from the toughest CPVC material. It can withstand extreme chemical and temperature fluctuations without ever leaking, cracking or breaking. It’s available in 1.5″ x 2″, 2″ x 2.5″, and 2.5″ x 3″ sizes for easy use in conjunction with the Jandy Valve Actuator for automatic operation. The large 2-port and 3-port diverter valves are both 2.5″ x 3″, making them the largest valves on the market.