Valve,Assembly, Two Way Normally Closed, 1/2", NPT, 4.0 Cv, 24Vac, 0-10Vdc, 0-5Vdc, 5-10Vdc, or 4-20mA Proportional, Spring Return, Modulating Zone Valve

Valve,Assembly, Two Way Normally Open, 1/2", NPT, 4.0 Cv, 24Vac, 0-10Vdc, 0-5Vdc, 5-10Vdc, or 4-20mA Proportional, Spring Return, Modulating Zone Valve

Valve,Assembly, Two Way, 1/2", NPT, 4.0 Cv, 24Vac, 0-10Vdc, 0-5Vdc, 5-10Vdc, or 4-20mA Proportional, Non-Spring Return, Modulating Zone Valve

Valve,Assembly, Two Way Normally Closed, 1/2", NPT, 4.0 Cv, 24Vac, Three Wire Floating Signal, Spring Return with Time-Out, Zone Valve

Valve,Assembly, Two Way Normally Open, 1/2", NPT, 4.0 Cv, 24Vac, Three Wire Floating Signal, Spring Return with Time-Out, Zone Valve

Valve,Assembly, Two Way, 1/2", NPT, 4.0 Cv, 24Vac, Three Wire Floating Signal, Non-Spring Return Zone Valve

Valve,Assembly, Two Way, 1/2", NPT, 4.0 Cv, 24Vac, Three Wire Floating Signal, Non-Spring Return with Time-Out, Zone Valve

Valve,Zone, 1/2", Threaded Rp (Metric), Two Way, 2.0 Cv, Modulating Valve Body