Unplasticized poly(vinyl chloride) (PVC-U) profiles for the fabrication of windows and doors. Classification, requirements and test methods. Non-coated PVC-U profiles with light coloured surfaces— 26 стр.
BS EN 927-7. Paints and varnishes. Coating materials and coating systems for exterior wood. Part 7. Assessment of knot staining resistance of wood coatings— 14 стр.