References
1.Book of CODE OF PRACTICE ON SEWERAGE AND SANITARY WORKS
2. BS 6465: Part 1: 1984 Code of practice for the provision, selection and installation of sanitary appliances
3. Google Scholar
6.https://www.thespruce.com/plumbing-tools-1824860
7.https://www.egrechcristalbath.com/en/home/services/4/mandarin-ltd.htm
8. https://www.stevensonplumbing.co.uk/bspt.html
9. https://mapal.com/en-us/a/drilling-from-solid-in-steel
10.https://www.diy-extra.co.uk/4-ways-to-fix-a-loose-wall-plug.html
11.https://archi-monarch.com/types-of-sanitary-appliances/
12. http://concealedcistern.net/concealed-cistern-installation-guide.htm
13. https://www.browardplumber.com/blog/when-to-repair-or-replace-leaking-pipes/
14. https://smarterpestcontrol.com/blog/bathroom-cleaning-tips/
15. https://www.cdc.gov/hygiene/cleaning/facility.html
16. https://www.template.net/business/report-templates/activity-report-template/