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Hayward 30" Pro Series Top Mount Sand Filter with 2" Valve W3S310T2
Hayward 30" Pro Series Top Mount Sand Filter with 2" Valve W3S310T2
Powerful, low-maintenance, and built to last—this 30" top-mount sand filter delivers exceptional water clarity for in-ground pools, spas, and water features.
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Ensure crystal-clear, balanced water with the Hayward ProSeries W3S310T2 30" Top Mount Sand Filter. Designed for durability and performance, this high-rate sand filter features an umbrella-fold self-cleaning lateral system, optimizing water flow and ensuring uniform backwashing.
Made from corrosion-proof polymeric materials, it delivers long-lasting, reliable operation for in-ground pools, spas, and water features.
The 360° self-cleaning slotted laterals provide superior filtration with minimal maintenance, making it the ideal choice for effortless pool care.

⭐⭐⭐⭐⭐
Customers rave about the Hayward ProSeries 30" Sand Filter for its exceptional performance, durability, and ease of use.
Many users appreciate its low-maintenance design, reporting crystal-clear water with minimal effort.
The self-cleaning lateral system ensures even filtration, while the rugged polymeric construction withstands the toughest pool conditions.
Overall, it’s a top-rated choice for in-ground pools looking for reliable, long-lasting filtration.

- 30" top-mount sand filter with a 2" valve for powerful, efficient operation.
- Umbrella-fold self-cleaning lateral system ensures balanced backwashing and extended filter life.
- 360° slotted laterals provide even water distribution and superior filtration.
- Durable, corrosion-proof polymeric construction withstands harsh pool environments.
- Designed for in-ground pools, spas, and water features of all types and sizes.
- Minimal maintenance required—enjoy crystal-clear water with less effort.

- Brand: Hayward
- Application: Inground, Ponds, Pool, Spa
- Shipping Dimensions: 32 x 32 x 48.3 inches
- Channel: Pool Equipment
- Commercial, Residential, or Professional: Residential
- Each Product Weight: 83 pounds
- Filter Control Valve: 2-inch Vari-Flo
- Filtration Area: 4.91 square feet
- Filtration Rate: 98 GPM/ft²
- Master Carton Quantity: 1
- Minimum Sell Quantity: 1
- Mounting Base: Injection-Molded Polymer
- Mounting Type: Top
- UPC Code: 0610377387804


Q: How often should I backwash this filter?
A: Backwashing frequency depends on pool usage and debris levels, but typically, you should backwash when the pressure gauge reads 8-10 PSI above normal or at least once every few weeks for optimal performance.
Q: What type of sand should I use in this filter?
A: The Hayward ProSeries W3S310T2 requires #20 silica sand (approximately 250 lbs.) for efficient filtration. Be sure to use high-quality sand for the best results.
Q: Is this filter compatible with saltwater pools?
A: Yes! The corrosion-proof polymeric materials make this filter fully compatible with both freshwater and saltwater pools.


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Eagle Ray Digital Water Testing Kit
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Say goodbye to guesswork with our easy-to-use tester that provides fast and accurate readings for: Total Chlorine, Total Hardness, Free Chlorine, Cyanuric Acid, Total Alkalinity, Bromine, and pH Levels.
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