Details: Hayward Pro Series sand filter system is designed for quick assembly and precise alignment of system components. Provides maximum flow energy efficiency and outstanding water clarity. Filter base is molded of rugged thermoplastic for long-lasting, all-weather performance. Features 7-position Vari-Flo valve that provides maximum flow at low pressure drop. Comes with Power-Flo LX pump, 3-inch twist lock cord and 1-horse power. Measures 18-inch size.