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.

Brand Name	Glow-Worm
Colour	Silver and Blue
Material	None
Manufacturer Model No	S208700
Wear Type	None
Type	Water Cock
Certifications Met	None
Country of Origin	None
Protects From	None
Waterproof	None
Number of Pockets	None
Diameter	22mm