Watts RK009VT Total Relief Valve Repair Kit RPZ Backflow Preventer

The Watts RK009VT Total Relief Valve Repair Kit is a field-serviceable OEM replacement for Watts 009 and LF009 RPZ backflow preventers in 1/4 to 1/2 in. lines, designed to restore proper backflow protection by replacing major internal relief valve components. It includes a seat, seat O-ring, stem and diaphragm assembly, stem O-ring, cover O-ring, and relief valve spring to enable complete relief valve restoration and maintenance in potable water systems. Compatible with Watts 009/LF009 RPZ assemblies and Lead Free: Yes, the kit supports preventive maintenance, corrective repairs, and routine annual testing for code-compliant backflow protection in commercial buildings, hospitals, schools, industrial facilities, irrigation networks, fire protection systems, and municipal water distributions. As an OEM Watts part (MPN 0887294 / 40587294), the RK009VT is commonly paired with other components in the RK009 family, including RK009-T Complete Repair Kit, RK009-CK Check Valve Repair Kit, and RK009 1/4"–1/2" First and Second Check Repair Kits.