1. BS EN 1207:2005. Chemicals used for treatment of water intended for human consumption - Tetrapotassium pyrophosphate

2. BS EN 1208:2005. Chemicals used for treatment of water intended for human consumption - Sodium calcium polyphosphate

3. BS EN 1209:2003.Chemicals used for treatment of water intended for human consumption - Sodium silicate

4. BS EN 1210:2005. Chemicals used for treatment of water intended for human consumption - Sodium tripolyphosphate

5. BS EN 1211:2005. Chemicals used for treatment of water intended for human consumption - Potassium tripolyphosphate

6. BS EN 1212:2005. Chemicals used for treatment of water intended for human consumption - Sodium polyphosphate

7. BS EN 1213:2000. Building valves - Copper alloy stopvalves for potable water supply in buildings - Tests and requirements

8. BS EN 1027:2016. Windows and doors - Water tightness - Test method

9. BS EN 1028-1:2002 + A1:2008. Fire-fighting pumps - Fire-fighting centrifugal pumps with primer - Part 1: Classification - General and safety requirements

10. BS EN 1028-2:2002 + A1:2008. Fire-fighting pumps - Fire-fighting centrifugal pumps with primer - Part 2: Verification of general and safety requirements