TheDöcke PREMIUMFacade bitumen shinglesareproducedfromtheSBSmodifiedbitumen,thushasthebestresilienceovertheweatherfactorsinfluence, higherendurancetocold,hasbetterresistancetocrackingand distortion both in the cold and hot climate,has a shock tolerance, i.e. an ability to stand hurricanes, gale, and nibs of birds.