Compatible WP596816(2-Pack) OEM Brass Water Sensor Kit, Includes 4 x 12" Supply Lines, 4 x1/2" FTPto 3/8"MPT Fittings.

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• WP596816 Sensor Valve Kit: OEM replacement for Watts hot water recirculatingpumps. Fits models 500800, 500805, and HWRS-WH. Ensures hot water circulation inbranched lines from the heater or at the home's furthest point. Not for dedicatedreturn lines.
• Integral to Hot Water Recirculation: The sensor valve opens when hot water cools,pushing it back to the heater. Closes at 98F, reducing wait time. Essential for efficienthot water delivery in your home.
• Simple Design for Easy Installation: Comes with two12" supply lines, two1/2" FTP to3/8" MPT fittings, and two mounting screws. Easy to install and replace, no extra partsneeded. Can be installed parallel to existing valves for faster recirculation.
• Indoor Use with Standard Tank Heaters:Suitable for all pipe types in residentialbuildings. For indoor use only with standard tank water heaters. Not compatible withtankless heaters or outdoor use.
• Durable and Reliable: Made from high-quality, heat-resistant materials. Resistant tocorrosion, ensuring long-lasting performance. Built to last, providing reliable resultsover time.