John Siegenthaler, a well-known teacher, software developer and writer for Plumbing & Mechanical and PM Engineer - sister publications to SUPPLY HOUSE TIMES - is teaching “Modern Concepts For Hydronic Heating Design,” a seminar sponsored by BNP Media, publisher of the three magazines.

The full-day seminar focuses on the evolution of systems combining new products and distribution methods. It is designed for installers, engineers, architects and other professionals who design, specify or maintain the systems.

Topics include: hydronic distribution system options, water temperature control, small variable speed circulators, compact boilers, commercial radiant floor heating, multi-load/multi-temperature systems, hydronic circuit simulator software demonstration.

The schedule includes:

-- Chicago/Rosemont, Ill. - July 12

-- New York City - July 14

-- Marlborough, Mass - July 16

-- Reno, Nev. - July 26

-- Salt Lake City - July 28

-- Denver - July 30

It costs $395. To register, visit www.bnpmedia/ and click on “Modern Hydronics,” or contact Keri Wrobel at 248-244-6463 or via e-mail at