Before anything you should know what a print head is? It is the helpful device in an Inkjet Printer which sprays droplets of ink onto a sheet of paper. When we talk about the working of print heads, they are really much needed asset in the printing machine. A printing device is nothing when deprived of it. The print head are supposed to deliver very small drops of ink onto the paper. Where the ink from the cartridge is transported via small tubes, and the existing heating elements in the device heat the tubes, thus creates a small bubble of ink. Also, it is determined by the heating element that what size of the drop to be applied onto the paper. If you have any difficulty caused because of the print heads, then there is none other better option than to adopt the tech representatives at #CanonPrinterContact Number UK instantly. They will guide you better than any other tech service in the whole market. For more info you can call @ 0808-101-3524 (Toll-Free). For more information visit the site http://www.printer-helpline-number.co.uk/canon-printer.php