Feature●The type of valves you need depends on the type of pipe-work connection you have or will have in the room or bathroom where the installation will take place.●If the pipe-work is coming out of the floor you will then need a pair of straight valves whereas if the pipe-work is coming out of the wall you will need a pair of angled valves.●If the radiator is to be a dual-use one, you will then need a pair of mixed valves (if the pipes are coming up from the floor) or angled valves (if the pipes are coming towards you from the wall).●Conventionally, chrome valves are for chrome radiators and white valves for white painted radiators.Description Copper Valve Switch for Car Cleaning Gun Automobile Detailing Clean Machine car wash Tool Z-020