A two-day exploration of residential hydronic heating will take place in June when the Refrigeration Service Engineers Society (RSES) administers the I=B=R School, “Residential Hydronic Heating – Installation and Design.” The new program is an updated and revitalized version of the hydronics instruction course that has been conducted for decades by the Institute of Boiler and Radiator Manufacturers (I=B=R) who later became the Hydronics Institute, and now is the Hydronics Institute Division of the Gas Appliance Manufacturers Association (GAMA).The two-day course will be offered on June 3 – 4, 2003 from 8:30 a.m. to 5:00 p.m. at the Holiday Inn Northeast in Bensalem, PA, and on June 5 – 6, 2003 from 8:30 a.m. to 5:00 p.m. at the Holiday Inn Visitors Center Lancaster in Lancaster, PA.