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 009298 GAS COCK STRAIGHT 3/4 INCH

Part No: 1380072 / MPN: 009298

Sorry, this part is now obsolete

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VAILLANT 080937 COLD WATER CONNECTION - NOW USE 1383277

Part No: 1372961 / MPN: 080937

Sorry, this part is now obsolete

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VAILLANT 014737 NON-RETURN VALVE

Part No: 1375090 / MPN: 014737

Sorry, this part is now obsolete

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