1. BS EN 13141-11:2015 Ventilation for buildings - Performance testing of componentsproducts for residential ventilation - Part 11: Supply ventilation units

2. BS EN 13480-6:2012 Metallic industrial piping - Part 6: Additional requirements for buried piping

3. BS EN 13580:2002 Products and systems for the protection and repair of concrete structures - Test methods - Water absorption and resistance to alkali for hydrophobic impregnations

4. BS EN 13141-2:2010 Ventilation for buildings - Performance testing of componentsproducts for residential ventilation - Part 2: Exhaust and supply air terminal devices

5. BS EN 13480-8:2012 + A2:2015 Metallic industrial piping - Part 8: Additional requirements for aluminium and aluminium alloy piping

6. BS EN 13581:2002 Products and systems for the protection and repair of concrete structures - Test methods - Determination of loss of mass of hydrophobic impregnated concrete after freeze-thaw salt stress

7. BS EN 13141-3:2004 Ventilation for buildings - Performance testing of componentsproducts for residential ventilation - Part 3: Range hoods for residential us

8. BS EN 13481-1:2012 Railway applications - Track - Performance requirements for fastening systems - Part 1: Definitions

9. BS EN 13583:2012 Flexible sheets for waterproofing - Bitumen, plastic and rubber sheets for roof waterproofing - Determination of hail resistance.

10. BS EN 13141-4:2011 Ventilation for buildings - Performance testing of components products for resi denti al ventil ati on - Part 4: Fans used in residential ventilation systems