Description
The Honeywell/Resideo V8043A1003 delivers reliable two-position hot water control ideal for baseboard radiators, finned convectors, radiant-heat panels, and hydronic terminal units. With its tight ½″ flare connection and normally closed, spring-return design, this valve ensures streamlined installation and dependable operation for modern heating zones.
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.
- Actuator motor may be replaced without removing the valve body or draining the system.










