The isolation valve sits underneath the heating appliance and gives the user the ability to regulate 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 .
Fits multiple appliances
Technical specification
Waist Sizeae29cd38gzTypeBall CockToilet Cistern CapacityFTW--ERP RatingNot ApplicableSupplier Part Number6177506Brand NameSime