Pre-programmed steering makes the Pool Vac Classic™ faster and more efficient than any random style pool cleaner. It moves in a predetermined series of right and left turns to systematically provide more thorough coverage of pools' surfaces. Pool Vac Classic scoops up small to medium-sized debris and deposits it directly into existing filtration systems. No need for additional equipment or expense. For the ultimate in easy, trouble-free operation, leave your customers pool cleaning to Hayward's Pool Vac Classic.