BNP Media Plumbing Group Columnist Julius Ballanco, P.E., and president of JB Engineering and Code Consulting returns to the Coffee with Caleffi webinar series on July 28 at 1 p.m. EST. Ballanco will focus his discussions on the science of pressure reducing valves used in plumbing systems.

The one-hour educational webinars are free and are meant for engineers, designers, contractors and wholesalers. Visit for registration details.