scope:

This document specifies requirements for slate and carbonate slate for discontinuous roofing and external cladding, as defined in 3.1, 3.2 and 3.3, used for assembly into discontinuous roofing and external cladding. For the purposes of this document, slates and carbonate slates have been classified. This document does not apply to products for roofing or external cladding made from the following: a) stone other than those defined in 3.1 and 3.2 or 3.3; b) concrete; c) polymeric materials; d) fibre reinforced cement; e) metal; f) clay.