The new warranty app makes the Warranty Registration for Viessmann boilers quick and easy, enhancing customer service for the lifetime of the boiler. Pre-loaded with your installer details Scans the boiler serial number for easy registration Works both on and off line Instantly uploads installation details to the warranty database Allows easy registration of optional extended warranty Provides a useful record of ”Your boiler installations” and their warranty status Makes fault reporting simple: Powerful search for installation details Serial number based spare part identifier to enhance customer service Contact details preloaded Provides useful links to Viessmann online tools