10 Best Sand Filters 2025 in the United States

The Intex SX2100 Krystal Clear Sand Filter Pump is designed for above ground pools and offers a robust 2100 GPH pump flow rate, making it suitable for pools up to 12,800 gallons. One of its key strengths is the HydroAeration Technology that improves water circulation, filtration, and clarity, enhancing the swimming experience.

The built-in 24-hour timer with preset cycles simplifies maintenance and provides convenience by allowing automatic operation. This sand filter pump is known for its easy installation process, requiring only hose hookups and plug-in, which is great for users who prefer a hassle-free setup. The pump is also noted for its durability and quality, thanks to the rigorous testing by Intex, and it comes with a two-year manufacturer warranty for added peace of mind.

However, there are some drawbacks to consider. The unit is made of plastic, which might not be as durable as metal alternatives in the long run. Additionally, at 36 pounds, the pump can be somewhat cumbersome to move or install for some users. Potential buyers should consider the weight and material before making a purchase.

The INTEX QX2100 Krystal Clear Sand Filter Pump & Saltwater Systems is designed for above-ground pools up to 8,500 gallons. One of its primary advantages is the use of sand as a filter media, which is cost-effective and only needs replacing every five years with regular maintenance. It offers a 2,100 gallons per minute flow rate, allowing for efficient pool water circulation through six different cleaning functions, including filtering, backwashing, and rinsing.

The built-in 24-hour timer adds convenience by automating the pump's operation, reducing manual intervention for users. This system also features HydroAeration Technology that enhances water clarity and freshness, contributing to a cleaner swimming environment. Included accessories, such as connector hoses and a power cord with GFCI, ensure safety and ease of setup.

However, the unit is relatively heavy, weighing over 50 pounds, and may be cumbersome to maneuver during installation or maintenance. Made of plastic, the durability might be a concern for long-term use compared to metal counterparts. Additionally, it requires a constant power source, limiting its placement options around the pool area. Despite these drawbacks, the INTEX QX2100 is a well-rounded choice for those looking for an effective and low-maintenance sand filter system for their pool, especially given its ability to reduce chemical use and improve water quality.

The Hayward W3S244T ProSeries Sand Filter is a 24-inch top-mount pool filter designed for efficient and balanced water filtration. One of its standout features is the multilateral underdrain assembly with self-cleaning, 360° slotted laterals, which ensures a smooth flow and effective backwashing. The integral top diffuser contributes to even water distribution over the sand media bed, enhancing filtration efficiency. The filter tank is made from a rugged, colorfast polymeric material, offering reliable performance in various weather conditions and ensuring durability against corrosion.

This makes it a dependable choice for long-term use in outdoor settings. The 6-position VariFlo control valve with an easy lever-action handle allows for simple operation and flexibility in managing various functions of the filter. Additionally, the large pressure sand/water drain facilitates quick winterizing or servicing, which is a practical feature for maintenance. However, the filter's weight, at 48 pounds, might make it a bit cumbersome to handle during installation or servicing.

This sand filter is a robust and efficient option for pool owners seeking reliable performance and ease of use, though its size and weight should be considered in relation to the installation space available.