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Effective June 11, 2021, all our stores are open for walk-in shopping with capacity restrictions in place. We continue to offer CONTACTLESS STORE PICKUP at all of our locations. Home deliveries can be expected to arrive within 7-14 days. In-store pickup orders are typically prepared within 1-5 days.
Effective June 11, 2021, all our stores are open for walk-in shopping with capacity restrictions in place. We continue to offer CONTACTLESS STORE PICKUP at all locations. We are currently experiencing some delays.

Hayward Pro Series Top Mount Sand Filter 31 in - S310T2

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SKU 10001225

Buy Online, Pickup in Store for FREE!

The shipping of this item is regulated; our carriers are unable to provide Home Delivery.

Providing you with quality you can trust, the Pro Series high-rate sand filters incorporate the latest pool filter technology to ensure your pool is operating at its very best. Molded of durable, corrosion-proof reinforced thermoplastic, they feature attractive, unitized tank construction for years of trouble-free operation with only minimal care. Pro Series sets a new standard for performance, value and dependability.

Features/Benefits

  • Flange clamp design allows 360 degree rotation of valve to simplify plumbing
  • Integral top diffuser ensures even distribution of water over the top of the sand media bed.
  • Full-size internal piping provides smooth, free-flowing performance
  • Unitized, corrosion-proof filter tank molded of rugged, colorfast reinforced thermoplastic for dependable, all-weather performance
  • 7 position Hayward Vari-Flo™ control valve with easy-to-use lever-action handle lets you dial any of the valve/filter functions.
  • Integral sight glass lets you see when backwash cycle is completed
  • Large pressure sand/water drain for rapid winterizing or servicing
  • Precision-engineered umbrella-fold self cleaning laterals for balanced flow and backwashing, plus easy serviceability


Due to the shipping weight, filter sand is available in-store only.

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