http://interactivebuildings.planning.nsw.gov.au/commercial/bathrooms/856

http://www.hpw.qld.gov.au/SiteCollectionDocuments/SSHFactsheetBathrooms.pdf

http://www.fairtrading.nsw.gov.au/ftw/Tradespeople/Home_building_licensing/Licence_classes_and_qualifications/Kitchen_bathroom_and_laundry_renovation.page

https://en.wikipedia.org/wiki/Electrician

http://www.wireinelectrical.com.au/