1. BS QC 160101:1987 IEC 255-19-1:1983. Specification for Harmonized system of quality assessment for electronic components - Electrical relays - Blank detail specification - Electromechanical all-or-nothing relays

2. CP 143-10:1973. Sheet roof and wall coverings - Part 10: Galvanized corrugated steel - Metric units

3. CP 143-12:1970. Code of practice Sheet roof and wall coverings - Part 12: Copper Metric units

4. CP 143-15:1973. Code of Practice for Sheet roof and wall coverings - Part 15: Aluminium - Metric units

5. CP 143-5:1964. Sheet roof and wall coverings - Part 5: Zinc

6. DD CEN ISO/TS 27469:2011 Petroleum, petrochemical and natural gas industries - Method of test for fire dampers

7. DD CEN ISO/TS 29001:2011. Petroleum, petrochemical and natural gas industries - Sector-specific quality management systems - Requirements for product and service supply organizations

8. DD CEN/TS 00054-14:2004. Fire detection and fire alarm systems - Part 14: Guidelines for planning, design, installation, commissioning, use and maintenance

9. DD CEN/TS 00772-22:2006. Methods of test for masonry units - Part 22: Determination of freezethaw resistance of clay masonry units

10. DD CEN/TS 01187:2012. Test methods for external fire exposure to roofs