What approvals does Vanex PEX have?
Vanex PEX was the first of a very limited number of PEX tubing manufacturers to acquire a third party certification listing with NSF, International for both chlorinated hot and cold potable water plumbing systems and chlorinated recirculating hot water plumbing loops. Vanex PEX is also third party listed for potable water plumbing use by: NSF International, IAPMO (International Association of Plumbing and Mechanical Officials), ICBO (International Conference of Building Officials) Evaluation Service and Warnock Hersey. Also, the PEX material used in the manufacture of Vanex is listed by the PPI (Plastics Pipe Institute).
