The I=B=R School is hosting a Modern Engineering Concepts for Hydronic Heating Design one-day seminar, which will be hosted by industry expert and contributor to PM Engineer and Plumbing & Mechanical - sister publications to SUPPLY HOUSE TIMES - John Siegenthaler. Topics include: Web-accessible control systems for hydronic heating, multi-load/multi-temperature systems, and the latest approaches to minitube distribution systems, among others. Seminar dates include: March 1-2, College Park, Md.; March 3-4, Alexandria, Va.; March 8-9, Philadelphia; March 10-11, Edison, N.J.; March 15-16, Bridgeport, Ct.; March 17-18, Springfield, Mass.; April 5-6, Grand Rapids, Mich.; April 7-8, Saginaw, Mich.; April 19-20, Utica, N.Y.; and April 21-22, Buffalo, N.Y. Call 888-530-6714 or visit for more information.