Water Dispenser is a device or a machine which is designed to dispense hot and cold water. It is a water dispensing machine. It is an affordable household machine. It is also known as a water cooler. It is used to cool and heat up the water. Water dispensers are mostly placed in homes, offices, hotels etc. It mostly contains water gallons of 11 to 12 liters which is found on its top. It provides an easy way to drink water.