- Systems are designed for quick assembly and precise alignment of components
- Pumps and filters are performance-matched to provide maximum flow and energy efficiency
- Optional microprocessor pump timer available
- Filter bases are molded of rugged thermoplastic for long-lasting, all-weather performance
- 7-position Vari-Flo valve provides maximum flow at low pressure drop.
Details: Hayward S210T932S Pro-Series 21-Inch Two Speed Sand Filter System with Valve 1-1/2 Horse Power Above-Ground Pool Sand Filter System