Contact Building and Energy
For licensing and technical enquiries
Contact us
Building and Energy general queries
Tel: 1300 489 099
Fax: (+618) 6251 1501
be.info@demirs.wa.gov.au
This technical note has been issued to provide clarification and advice to the plumbing industry on Water Service Providers’ conditions of connection; certification of plumbing work in regard to reticulation cut-ins; solvent welded traps; and bin wash area/backflow ratings.
Last modified: