Paints and varnishes — Coating materials and coating systems for
exterior masonry and concrete — Part 2: Determination and classification
of water-vapour transmission rate (permeability)
Plastics pipes and fittings — Dimensions of sockets and spigots for
discharge systems inside buildings — Part 1: Unplasticized poly(vinyl
chloride) (PVC-U) and chlorinated poly (vinyl chloride) (PVC-C)
Preparation of steel substrates before application of paints and related
products — Visual assessment of surface cleanliness — Part 2:
Preparation grades of previously coated steel substrates after localized
removal of previous coatings