Honeywell V4043A1697 Npt N.c. Zone Valve

Product Features

• Manual opener (on all models, except straight-through, normally open valves) for valve operation on power failure; valve returns to automatic position when power is restored.
• All models may be installed without disassembling the valve.
• Compact construction for easy installation.
• Complete powerhead may be removed or replaced without breaking plumbing line connections or draining the system.
• Motor may be replaced without removing the valve body or draining the system.
• Suitable for heating and cooling applications.