If you cannot invite specialists in order to clean the roof, you yourself must follow all the recommendations of them. First of all, with abundant snowfalls, with very long snowfalls, snow must be cleaned from the roof, and this is always done only with a wooden shovel, as a last resort, a plastic tool can be used. On the entire surface of your roof, in the process of cleaning, there should be a thin layer of snow, which performs a protective function.