The Watts 0887709 (RK 800M4V) is a professional-grade pressure vacuum breaker vent float kit designed specifically for the 1/2" and 3/4" 800M4 series backflow preventers

The unit is designed for 1/4" OD rigid or semi-rigid tubing via the included 1/4" compression fittings

Enhanced Accuracy: Features 3 sensing points for a more representative average of velocity pressure compared to single-point pitot tubes

or standard grade 5 bolts can be sourced based on the unit's frame requirements

Honeywell 40003916-526 Replacement Motor Els PW 17895 The Watts 0887709 (RK 800M4V)The Honeywell 40003916 526 Replacement Motor is a critical service component for maintaining hydronic system integrity. Designed specifically for the V8043E 5000 Series Zone Valves, this 24Vac motorized actuator motor provides the high torque performance necessary for reliable valve cycling. It features 18 inch leadwires for flexible wiring within tight enclosures and includes a built in end switch to facilitate auxiliary equipment sequencing, such as