ALL-WEATHER PERFORMANCE: The Hayward ProSeries 21 In. Above-Ground Pool Filter features durable, corrosion-proof materials for dependable performance in any weather
LONG-LASTING PERFORMANCE: Unique self-cleaning system is precision engineered to deliver efficient flow and even water distribution, providing nced backwashing and extending equipment life
MAXIMUM FLOW: 7-position VariFlo valve provides maximum flow at lower pressure drop
RAPID WINTERIZING: Large pressure sand/water drain is always ready for quick winterizing or servicing
MAXIMUM FILTRATION: Integral top diffuser ensures even distribution of water over the entire sand bed for optimal use of filtration area
