Pump filtration rate: 9,463 l/h - System flow rate: 6624 l/h - Filter cleaning frequency: every 2 weeks - Hose connection features: 38 mm diameter / 57 mm thread - Hydro Aeration technology inlet connection included - suitable for above ground pools of 52 9 m³ Max - Timer with 2-12 hour cycle setting in automatic operation - Shut-off valves and 38mm outlet fittings not included.