General description Our S1 type spa filter replacement is designed to keep the water in your spa crystal clear while ensuring optimal performance of your spa pump. With premium quality materials, these filters are the best choice for maintaining a clean and enjoyable spa experience. Technical specifications Dimensions: Ø 11 x H 7.5 cm Type: S1 replacement filter Usage These high-quality filter cartridges effectively remove contaminants such as hair, leaves, dust, sediment, and sand, ensuring your pool water remains crystal clear. Other information