Check the listing for details. Jandy 4716 2-Port 2 to 2-1/2-Inch Positive Seal NeverLube Valve Never Lube. Condition: New. Listed at 54.94 USD. Jandy Neverlube 2 - 2 1/2" Positive Seal, 2 Port Valve Item Number: 2904716 The Never Lube 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.Jandy Neverlube 2 - 2 1/2" Positive Seal, 2 Port Valve Item Number: 2904716 The Never Lube 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.