Uniform Plumbing Code (UPC) Certification Mark
The official international association of piping and machinery will be applied to products certified by IAPMO and product performance standards and unified plumbing specifications. This applies to all plumbing products: lamps, appliances, pipes, valves and related products.
Watermark is the certification mark of the Australian standards office. Certified products include faucets, various water valves, hoses, water tank fittings, sprinkler, bathtub, pipe fittings, water supply and sewage disposal products.