1. BS EN 922:1995. Plastics piping and ducting systems - Pipes and fittings of unplasticized pol (vinyl chloride) (PVC-U)

2. BS EN 923:2015. Adhesives - Terms and definitions

3. BS EN 927-1:2013. Paints and varnishes - Coating materials and coating systems for exterior wood - Part 1: Classification and selection

4. BS EN 927-2:2014. Paints and varnishes - Coating materials and coating systems for exterior wood - Part 2: Performance specification

5. BS EN 927-3:2012. Paints and varnishes - Coating materials and coating systems for exterior wood - Part 3: Natural weathering test

6. BS EN 927-4:2000. Paints and varnishes - Coating materials and coating systems for exterior wood - Part 4: Assessment of the water-vapour permeability

7. BS EN 927-5:2006. Paints and varnishes - Coating materials and coating systems for exterior wood - Part 5: Assessment of the liquid water permeability

8. BS EN 927-6:2006. Paints and varnishes - Coating materials and coating systems for exterior wood - Part 6: Exposure of wood coatings to artificial weathering using fluorescent UV lamps and water

9. BS EN 932-1:1997. Tests for general properties of aggregates - Part 1: Methods for sampling

10. BS EN 932-2:1999. Tests for general properties of aggregates - Part 2: Methods for reducing laboratory samples