The Glow-worm water cock is an isolation valve replacement part for Compact and SD boilers. The isolation valve, which is typically located beneath heating appliances, allows the user to control the flow of gas and water into a central heating system. It also enables the user to halt the flow in the event of a leak or an emergency.
Fits multiple appliances
Technical specification
TypeWater CockDiameter22 mmColourSilver and BlueManufacturer Model NoS208700Brand NameGlow-worm