Technology Sourcebook
www.foodengineeringmag.com/articles/92005-lead-free-ball-valves

Lead-free ball valves
March 8, 2014
Viega ProPress Zero Lead ball valves are manufactured from a silicon-bronze alloy; they are forged and constructed with double stem seals. The connect feature helps installers identify unpressed fittings during pressure testing. Certified to ASME A112.4-2004 and NSF-61G in sizes from 1/2 to 2 in., the ball valves are suitable for use with Viega ProPress fittings in copper for potable water applications.