Many rainwater tank suppliers often state their poly tank materials comply with the AS/NZS 4766 (“Polyethylene Storage Tanks for Water and Chemicals”). If a company claims their poly tanks are certified to the AS/NZS 4766, this does not guarantee that yours will be. This is because it is actually left up to the manufacturer to ensure quality […]

When looking to buy a rainwater tank you’ve probably heard “Australian Standard (AS)”this, “Australian/New Zealand Standard (AS/NZ)” that with an “International Standard (ISO)” mentioned also – but what do they all mean? Standards compliance provides you with some assurance that the product or service you are buying is safe, reliable and of good quality. You might think that Australian […]

There are a number of Australian Standards that you should be aware of when shopping for a new poly rainwater tank: AS 2070 Plastics materials for food contact use AS/NZS 3500 Plumbing and drainage AS 3688 Water supply – Metallic fittings and end connectors AS/NZS 4020 Testing of products for use in contact with drinking water AS/NZS 4130 […]

AS 2070-1999 Plastics Material for Food Contact Use The Australian Standard AS 2070 applies to the manufacture of the plastics materials (resins, granules and powders) and colorants for food contact use and describes procedures to be followed during the various stages of processing by manufacturers of plastics items for food contact. Adherence to this standard […]