Hayward Pool Products - How a Hayward In Ground Sand Filter Works

Flange Clamp Design allows 360° 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 gives a smooth, free-flowing performance.
Unitized, Corrosion-Proof Filter Tank molded of tough, durable colorfast reinforced thermoplastic for dependable, all-weather performance with only minimal care.
Efficient, Multi-Lateral Underdrain Assembly with precision engineered, self-cleaning 360° slotted laterals gives totally balanced flow.
Integral Molded Drain Plug for easy draining of tank, without the loss of sand.
Totally Corrosion-Proof Base is rugged and attractively styled to provide strong, stable support.