Mixer tap and boiling-water tap in the same design. The height of the boiling-water tap can be adjusted so that you can easily fill a pan or cup without splashing. 
It can also dispense cool sparkling and filtered water when you combine it with a Quooker CUBE.
Please remember to pick your tank option in the drop down  menu
Pro3  Provides 3 litres of instant boiling water
Pro7. Provides 7 litres of instant boiling water
Combi 2.2. Provides 7 litres of instant boiling water or 15 litres of hot water 60'c all from a cold feed.