The Aladdin EasyFit Isolator can be used on any 15mm copper or plastic pipe containing hot or cold water at mains pressure, once installed it offers a means of isolating the water safely and quickly without using a freezing kit. This makes The Aladdin EasyFit Isolator a very useful piece of kit, especially if you work in buildings where it is not always possible to isolate the water supply. You can see more information here including stockists- http://aladdin-products.co.uk/products/easyfit-isolator/