This 1/2-3/4 in first check replacement kit for series SS009 is used for checking for tightness against the reverse flow of polluted water from entering into the potable water supply due to back-siphonage and or backpressure. This kit consists of a check assembly and a cover o-ring.

First Check Valve Repair Kit, Series/Model: Series RKSS009CK1, Size: 1/2 - 3/4 IN

• Factory replacement kit
• First check kit
• No special tools required for changing parts
• All parts are made of high quality materials

• Warranty Information https://www.macombgroup.com//ASSETS/DOCUMENTS/ITEMS/EN/Watts_0009108_Warranty_Information.pdf