Viega will host a Fall Hydronics Seminar with John Siegenthaler on Oct. 14 and 15 at its educational facility in Nashua, NH. The company will kick off the event with an authentic New England-style clam bake on the afternoon of Oct. 14. From 8 a.m. to 5 p.m. on Oct. 15, Siegenthaler will present a seminar on some of the latest materials and methods of modern hydronic heating including smart pumping, hydraulic separation, heat metering, home-run water distribution systems and thermal accumulators. For more information,