Flat Out have an awesome range of products, and that includes the Water Hoses on Reel!
Flat Out has confirmed that the drinking water hose complies with the AS4020 Australian Standards which includes the use of no chemicals. There is a plastic O ring in the brass connectors which are drinking water approved.
You can view the Flat-Out hose here https://www.campsmart.net.au/flat-out-10-m-drinking-water-hose-on-reel
Check out the link below to hear all about why their product is one to buy: