23/30467346 DC

This standard 23/30467346 DC BS EN 17962. Valves and fittings for buildings and devices to prevent pollution by backflow of potable water. Polymer parts and housings under internal pressure and without external loads is classified in these ICS categories:

• 13.060.20 Drinking water
• 23.060.50 Check valves

This document specifies additional requirements to the product standards given in Annex A for valves, fittings and devices with polymer parts and housings under internal pressure and without external loads intended for installations and apparatus inside buildings conveying water for human consumption.