Hayward ProSeries Sand Filter 21" Side-Mount With Valve | W3S210S Bio-Dex Clarifier Proper tubing condition is critical

Proper tubing condition is critical for reliable on/off operation

high-flow performance for residential pools

Check that the sump and plumbing are free of debris before installing the new drain to maintain optimal flow and safety compliance

meeting advanced efficiency requirements and supporting rebates in many markets

S2/G2 Spa 75

Hayward ProSeries Sand Filter 21" Side-Mount With Valve | W3S210S Bio-Dex Clarifier Proper tubing condition is criticalHayward ProSeries 21" Side Mount With Valve W3S210S Your Hayward ProSeries high rate sand filter is a high performance, a totally corrosion proof filter that blends superior flow characteristics and features with ease of operation. It represents the very latest in high rate sand filter technology. It is virtually foolproof in design and operation and when installed, operated, and maintained according to instructions, your filter will produce clear,