Vaillant Isolation Valves (Page 5)

The isolation valve can be found underneath the appliance and allows the user to manipulate the flow of gas and water in to the central heating system. These also allow you to cut off the supply to the boiler if there is a leak or emergency.

VAILLANT 150232 BY-PASS VALVE

VAILLANT 150232 BY-PASS VALVE

Part No: 1373905 / MPN: 150232

Sorry, this part is now obsolete

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VAILLANT 150243 AUTOMATIC BYPASS VALVE, CPL. NOW USE -1376270

Part No: 1373909 / MPN: 150243

Sorry, this part is now obsolete

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VAILLANT 210996 GAS COCK LINER

Part No: 1374272 / MPN: 210996

Sorry, this part is now obsolete

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