Polaris Vac-Sweep 3900 Sport pressure side pool cleaner Works in all in-ground pools. Requires Polaris booster pump. Ready to connect to 1.5-inch dedicated pressure cleaner line. Includes 31-feet of feed hose which is black in color. Most vacuum power of any 3-jet Polaris cleaner, with 40 GPM of additional pool filtration through the filter bag. 50% more torque with all-wheel PosiDrive system and stainless steel chain. Now includes popular TailSweep Pro, providing ultimate sweeping action, while eliminating water from spraying outside the pool.