New Pool Safety Mandate in Effect

According to Bob Blanda, owner of Mill Bergen Pool Center in Brooklyn and  president of the Northeast Pool and Spa Association (NESPA), the problem with  the drain covers in most commercial pools and spas is their shape; they’re flat, flush with the bottom of the pool. If an object occludes the drain, the  suction is amplified, and may be strong enough to trap someone under the  surface. It’s also possible for a swimmer’s hair to become entangled in certain types of drain, or even for a victim to be  eviscerated by extreme drain suction.

Full article here: http://cooperator.com/articles/1891/1/New-Pool-Safety-Mandate-in-Effect/Page1.html