Jandy Pro Series 1154 1 1/2"-2" Gray Positive Seal 3-Port Valve can be lubricated without disassembly. Made of durable CPVC the diverter seals are made of a proprietary material that will not leak or break during the life of the valve. The CPVC construction is resistant to temperature and chemical fluctuations and is designed to allow maximum water flow while maintaining structural strength. Every Jandy valve can be automated by a Jandy JVA valve actuator.