Sign up at www.iapmoproducts.com for 12.0 AIA Continuing Education Credits by watching this entire program. Plan on attending the next Emerging Technology Symposium, May 11-12, 2010, in Ontario, Calif. For more details visit www.iapmo.org. Rainwater Catchment Sizing and Design Considerations E.W. Bob Boulware, P.E., MBA, President, Design-Aire Engineering Bob discusses sizing and design considerations for rainwater catchment. Bob is the northeast region director for the American Rainwater Catchment Systems Association (ARCSA) and an accredited rainwater systems design professional. Bob specializes in energy related retrofitting of building mechanical/electrical systems.