"Click below to buy on Amazon: http://www.amazon.com/gp/product/B00CKYO4II?tag=style50-20<br />The right lever on the tap is used to mix hot and cold tap water as usual<br />The left rotary knob with integrated colored LED display regulates the carbonic acid content of the filtered and cooled water<br />Finished in GROHE Starlight chrome the tap has separate internal waterways - one for filtered water and the other for unfiltered water <br />Grohe 31251000 Pure Chilled and Sparkling Dual Function Faucet Chrome"
