Lauxes Grates products are certified under the WaterMark Scheme. The Australian Business Codes Board released a final and updated version of the WMTS-040-2021 Waste pipe outlets & gratings. Waste pipe connection outlets and gratings, separate or integral.’ This new specification now includes aluminium in the materials list of the code. Aluminium has always been a superior metal and its place in the code is more than suitable. Lauxes Grates products remain WM-022370 Certificate of Conformity, compliant with all specifications. We are committed to safe, affordable grating products and excellent customer service. When in doubt, always check the Australian Business Codes Board official website to make sure you only use certified products in your projects.