Fibre-cement profiled sheets and fittings. Product specification and test methods|Corrugated, Statistical methods of analysis, Specimen preparation, Roof coverings, Thickness, Dimensional tolerances, Performance, Marking, Test equipment, Width measurement, Environmental testing, Grades (quality), Sheet roof coverings, Square shape, Testing conditions, Cements, Acceptance inspection, Bend testing, Fibres, Density measurement, Classification systems, Length measurement, Mechanical testing, Thickness measurement, Reinforced materials, Freeze-thaw tests, Profile, Statistical quality control, Breaking load, Fasteners, Height, Deflection tests, Watertightness tests, Dimensional measurement, Accuracy