Over deze norm
The current standard applies to bitumen shingles, small discontinuous elements, designed to be applied as a roof covering for pitched roofs. It sets out the characteristics, performance and methods of test for the finished product before it is applied to the roof. Two sets of performance classification are set down: - class 1 - satisfying all the requirements of the European climate in its characteristics and performances. - class 2 - partially satisfying the requirements of the European climate in its characteristics and performances.