Resideo TotalHome TTH222MZV - 22mm 2 Port Motorised Zone Valve, 5 Wire 230V Spring Return, Honeywell Home V4043H1056 Replacement, Central Heating

✅ 22mm Motorised 2 Port Zone Valve – Designed to control or isolate water flow in small bore domestic central heating systems, suitable for copper and iron pipework.
⚙️ Spring Return Operation – Automatically returns the valve to the closed position when power is removed, helping provide safe and reliable system control.
🔄 Two-Position Open / Closed Control – Provides simple and effective water flow control for heating zones, hot water circuits, and light commercial heating systems.
🛠️ Replaceable Powerhead Design – The actuator head can be replaced without draining down the system, making maintenance quicker and easier.
📐 Technical Operating Limits – Max differential pressure: 55.2 kPa; max static pressure: 863 kPa; fluid temperature range: 5–88°C; max ambient temperature: 52°C.
💧 Manual Lever for Filling & Draining – Built-in manual lever allows the valve to be opened manually when filling, draining, or servicing the heating system.
⚠️ Installation Guidanc