Watts LFRK 909M1-VT 4-10 - Part of the RK-LF909 Series Strip Drian This 3/4 inch residential purge

This 3/4 inch residential purge and balancing valve is used in heating applications to facilitate removal of air from heating zones on initial fill and to control water flow through a circulation loop

Connects to the Micro Channel Drain to remove light flows of excess water around pools and spas

RV Cover O-ring Kit Type Total Relief Valve Kit Lead Free YES Product Group BACKFLOW KITS UPC - 098268073409

UPC - 098268351057

an aluminum dome bottom strainer (or polypropylene version depending on model)

Watts LFRK 909M1-VT 4-10 - Part of the RK-LF909 Series Strip Drian This 3/4 inch residential purgeThis kit contains the parts for the repair of the 4 to 10 inch Watts backflow preventer relief valve. It consists of a diaphragm, disc and piston assembly, seat, seat O ring, adapter O ring and lubricant for 909 sizes 4 to 6 inch. Kit also includes bottom plug and spring assembly for 909M1 sizes 8 to 10 inch. Features Factory replacement kit No special tools required for changing parts Parts made of high quality material Original parts for long