The Waterworks D5 Series plumbed-in water coolers provide a never-ending supply of refreshing Hot & Cold or Cool & Cold water. It is the most reliable point of use cooler on the market- the quality and performance-proven over 20 years! They attach directly to your water source and are able to accommodate a variety of purification devices. The large 12-litre reservoir makes it the ideal choice for use with Reverse Osmosis purification systems and the fast flow levers and high clearance recessed alcove make it easy to draw water.