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REFCOM · F-Gas Certified
Zone Valve Specialists

Zone Valve RepairsLondon & Surrounding Areas

Expert diagnosis and repair of faulty zone valves in underfloor heating systems. Fast response, certified engineers, guaranteed workmanship.

Common Zone Valve Problems

Zone valves control water flow to different areas of your underfloor heating system. When they fail, it can cause uneven heating or complete system failure.

Stuck Valves

Valves that won't open or close, causing zones to stay hot or cold

Leaking Valves

Water leaks from valve body or connections causing pressure loss

Motor Failure

Actuator motor failure preventing automatic valve operation

Wiring Issues

Electrical faults preventing thermostat communication

Our Zone Valve Services

Valve Diagnosis

Complete testing of zone valves including electrical and mechanical checks to identify the exact fault.

  • Voltage testing
  • Flow rate checks
  • Actuator testing
  • Wiring inspection

Valve Repair

Professional repair of zone valves where possible, including motor replacement and seal repairs.

  • Motor replacement
  • Seal replacement
  • Wiring repairs
  • Calibration

Valve Replacement

Complete zone valve replacement with quality parts and full system testing after installation.

  • Like-for-like replacement
  • Upgraded options
  • System balancing
  • Warranty included

Zone Valve Problems?

Don't let a faulty zone valve leave you with uneven heating. Our engineers can diagnose and repair most valve issues same-day.

Frequently Asked Questions