Which seal is suitable for drinking water?
EPDM is the standard here. It has been tested, is hygienically safe and durable.
https://fergo.shop/en/Valve-Fitting-FAQs/DVGW-Butterfly-Valve/Which-seal-is-suitable-for-drinking-water
EPDM is the standard here. It has been tested, is hygienically safe and durable.