Appliances and commercial catering equipment

WaterMark Certification Scheme - WMTS-101:2025 Appliances and commercial catering equipment; (18 page(s), in English)

This Technical Specification sets out minimum product requirements for appliances and commercial catering equipment connected to the water service and/or sanitary plumbing piping. The 2025 version supersedes the 2021 version.

This Technical Specification covers the following applications:

1.    Commercial clothes washing machines

2.    Commercial dish washing machines

3.    Non-portable dispensing units, or portable dispensing units (i.e. hand held) with an end of line backflow prevention device, not intended to directly supply drinking water, considered a low risk of back siphonage, connected to the water service and/or sanitary plumbing/drainage system.

4.    Steam generators for the warming of a steam room to a bathing temperature. This may include a sauna.

5.    Humidifiers not intended to directly supply Humidifier drinking water, considered a low risk of back siphonage, connected to the water service and/or sanitary plumbing/drainage system.

6.    Appliance to deliver tempered water to a receptacle for foot washing and/or hydromassage.

7.    Appliances used for the preparation, cooking, and holding food.

The Plumbing Code of Australia (PCA) requires that most products intended for use in plumbing and drainage installations in or around buildings to be evaluated and certified to WaterMark product specifications. WaterMark certification to an applicable product specification provides a process to evaluate and authorise products to enable their use in a plumbing and drainage installation. Thus ensuring that the plumbing and drainage products are fit for purpose for which they are intended.

This WaterMark Technical Specification (WMTS) was prepared in accordance with the Manual for the WaterMark Certification Scheme, Appendix 4, Protocol for Developing Product Specifications.

The objective of WaterMark Technical Specification is to enable product certification in accordance with the requirements of the Plumbing Code of Australia (PCA).