Hayward 100 Square Foot Replacement Swimming Pool Filter Cartridge (3 Pack) flexrstep and more to curate your CategoryL4_Wine Bottle Holders and more to curate your unique set of wheels distressed tabletop highlights natural wood grain and knot variations for added character Those elements of the Hayward design create a pool filter cartridge that provides maximum filtration area and maximum water flow that traps particulate and larger debris while reducing the operational cost of the filter system Using original Hayward filters will ensure a high degree of water clarity and longer filter cycles which reduce maintenance and at reduced energy costs