generally used for cold and hot water. The biggest point of our new product is its convenience to use, almost everyone can do jointing and dismantling of the pipe and fitting. To all our product, we can promise that the leakage won't  happen under the water pressure of 20 bar(22±5℃). Because we're very confident of our product, we can promise 5 years quality guarantee. You can enter our website to know more details, you can know how to make jointing and dismantling there.