WASSERMANN Adjustable Temperature Sensor Valve Kit for Instant Hot Water Recirculating System，304 Stainless Steel Bypass Sensor Valve Replacement for the Plastic Sensor Valve

["High-quality Materials:This sensor valve kit is made of 304 stainless steel, featuring excellent anti-oxidation and anti-corrosion properties. It can effectively address leakage and deformation issues that may arise during prolonged use, ensuring your safety. Moreover, it is highly durable and can maintain a good condition for an extended period","Adjustable Set Temperature: Adjust the set temperature by rotating the temperature sensing bypass valve. The set temperature range is 89.6 - 100.4 ℉ & Heigher. It's easy to set the desired temperature. The hot water pipe will be hotter, allowing for quicker access to hot water","Instant Hot Water: The sensor valve is equipped with a switch inside, which will automatically open or close according to the water temperature. When the water on the hot water side cools down, it will open and allow cool water to be pushed back to the water heater. In contrast, it will close, when the hot water pipe reaches the set temperatures, reducing the wait time for hot water","Easy to Install:This bypass valve is specifically designed for use in residential instant hot water recirculation systems.We are equipped with self-tapping screws and expansion bolts, which can be used for various types of wall installations.Installation is simple and it is fully compatible with the WASSERMANN hot water recirculating pump","Package Contents: One adjustable temperature sensor valve, two stainless steel fixture, two water supply line, two 1/2\" to 3/8\" adapter with rubber washer, four plastic expansion bolt and self tapping screw"]