Hunter Water requires that all components used in the water and sewer networks to be approved products.
Approved Products & Manufacturers Register
Product Approval Application Process
To apply for authorisation of a new product to be used in Hunter Water's water and sewer networks download an Product Authorisation Application Form. An example form is provided to assist with completing the form.
Protective Coating Systems
Protective surface coatings shall comply with WSA 201 - 2017 Manual for Selection and Application of Protective Coatings which is available for purchase from WSAA. Sydney Water's Supplement to WSA 201 must be used in conjunction with WSA 201.
The protective coating system selected is to be suitable for the exposure classification type defined within WSA 201 - 2017 and the specific requirements of the project.
For Hunter Water's additional Protective Coating requirements on Wastewater Pumping Stations, please see Technical Addendum Number: HWC TA WWPS‐01 - Revision 1.