Radiator Keys
(8 products)A radiator key is a small tool used to bleed radiators, handy to have in any plumber or house owners toolkit. They come in a range of sizes but all function very similarly, a radiator bleed key is designed to be placed into the bleed valve then turned to let any trapped air escape from a hot water central heating system. For best results the key should be used to bleed the highest radiators in the home periodically to ensure any air in the system is released, so the most liquid in a hot water system is touching the panels of a radiator and therefore efficiently discharging heat into your home and causing less strain on your boiler.
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