. A twin pack comprises of a Quooker hot and cold mixer tap with a square spout and a matching boiling tap with a square spout. A 3 litre PRO3 tank is included and is suitable for most households. It fits neatly under the kitchen sink to provide 100°C boiling water to the boiling water tap in an instant. The patented high-vacuumed insulated tank keeps water at a constant temperature and prevents heat loss to save energy.The mixer tap is easily distinguishable from the boiling tap with a single lever to control hot and cold water. The boiling water tap has a childproof push-and-turn handle crenulated for grip and recognition and a red ring will light up when boiling water is being dispensed and when the tank is heating up. Other features of the boiling tap include an insulated spout to ensure it is not too hot to touch and the boiling water comes out as a fine spray to prevent burns and splashing. The tap is height adjustable and can be turned 360°. Choose from two quality finishes to match the design of your kitchen; brushed chrome or polished chrome.Features Chrome FinishBoiling Tap plus matching hot and cold mixer tapA fine spray of boiling water is dispensed to prevent burnInsulation ensures the spout is not too hot to touchChildproof double push and turn handle crenulated for recognition and extra gripSquare spouts360 degree radiusComes with 3 litre tank and the installation kitSpout can be turned 360°When on stanby a Quooker costs 3 pence a dayNo more waiting around for an overfilled kettle to boil - Saving time and energyA red light ring which comes on when boiling water is dispensed or when the tank is heating up Can Qookers be installed in any kitchen? . Quookers can be fitted into new kitchens and also retrofitted into existing ones. To install a Quooker all that is required is space for the tank a 13 amp power socket access to waste pipe and a cold water supply underneath the work surface within 500mm. A minimum incoming cold water pressure of 2 bar is required.Space requirements The Quooker PRO3 tank requires 400mm of height space and is 150mm in diameter. The Quooker PRO3E tank requires 450mm of height space and is 150mm in diameter. The Quooker PRO7 and Combi 2.2 tanks require 470mm of height space and are 200mm in diameter. The Quooker PRO7E and Combi 2.2E tanks require 520mm of height space and are 200mm in diameterDoes Quooker provide filtered cold water? . The Cold Water Filter has been designed to allow you to quickly switch from tap water to cold filtered water. Any new Fusion or Flex will now be able to supply cold filtered water via a single push and turn which when engaged will light the tap ring blue. The water passes through an activated-carbon filter which ensures the water tastes and smells betterHow to isolate the Quooker from the water supply . If you need to shut off the water supply to your Quooker press the Q shaped button on top of the tank to switch the tank off then run the boiling water tap until it runs cold.Next locate the Quooker\'s inlet combination/shut off valve (a brass valve between the tank and cold water supply) and turn the small grey knob to shut the water supply off.Please make sure the Quooker tap is not used and the tank is not switched back on while the water supply has been shut offWhat do the lights on my tank and tap mean? . When you first turn on the Quooker tank a solid red light with an occasional flicker should appear on the tank and tap. This means the tank is heating up.Once the tank has fully heated the light on the tap should disappear and the light on the tank should slowly fade in and out in a gentle pulse. We call this the tank’s “heartbeat” and it indicates the tank has fully heated and is ready to use. .