Swimming Pool, Pool, Hot Tub, Spa, Portable Spa, Association, Water, Water Safety, Swimming, Splash, Diving, Dive, Water Park, Commercial Pool, Residential Pool, Dotnetnuke, Dnn, for more than Half a Century, Apsp Has Been Serving Members and the Public with Critical Industry Knowledge that Ranges From Sound Regulatory Practice to Industry Trends and Consumer Attitudes. Since 1983, Apsp is the Only Industry Organization Accredited by the American National Standards Institute as the Recognized Standards, Pool and Spa ...