About the Author
Dan Johnson has been a Florida licensed pool builder (residential & commercial) for 34 years. He is a member of the writing committee of the ANSI/APSP/ICC-7 Standard for Suction Entrapment Avoidance in Swimming Pools, Wading Pools, Spas, Hot Tubs, and Catch Basins and he is the chairman of the writing committee for the ANSI/APSP/ICC-5 Standard for Inground Residential Swimming Pools. Dan is also a member of the APSP Technical committee. He developed the Swim-Safe circulation system, which he trademarked in 2009. The Swim-Safe system was designed specifically to eliminate drains from circulation systems, thereby eliminating the possibility of entrapment on drains. For more information or thoughts, email Dan at dsj.cwd@icloud.com.