This economical 3 Way Mixer Tap can be installed on your sink in place of your old mixer tap, with no need for a 2nd tap for your filtered water. It provides your usual hot and cold tap water as before, but in addition, it will also provide your filtered water… all from the one mixer tap. This tap will do away with the necessity of installing a separate filtered water faucet and will complement your new or existing kitchen fixtures. Perfect if your'e renting! Simply replace your existing kitchen tap and swap it back over when you leave. Such a cleaver idea!