Aqualisa Bar Valves may be single or dual outlet. They contain a thermostatic cartridge and an on/off cartridge.

Both parts can be replaced although, sometimes, it can work out more cost effective to replace the complete unit and attract a full 5 year manufacturer’s warranty.

Aqualisa Bar Valve service - £125 (plus parts)

New Aqualisa Bar Valve from £245 with 5yr manufacturer’s warranty