Copper pipes with 1 / 2 ", 3 / 8" nuts or M10x1 endings are good and aesthetically pleasing solution, applicable to water supply to wc, bidets, mixers etc. Made of chrome-plated soft copper-Cu58 can be easily bent what makes them very easy to install. Elbow connections and angle valves with filter, flange and pipe union perfectly complement system of copper pipes connections.