REDUCED MAINTENANCE: The Hayward Perflex Extended-Cycle Diatomaceous Earth Pool Filter features a patented Flex-Tube design for longer cycle time between cleanings
DURABLE CONSTRUCTION: Heavy-duty filter tank injection molded from high-strength thermoplastics provides dependable, corrosion-free performance
INSTANT CLEAN: Exclusive bump handle automatically removes dirt and debris from Flex-Tubes
PREVENTS BACKFLOW: Integral check valve prevents system backflow whenever pump is off
The Hayward Perflex Extended-Cycle Diatomaceous Earth Pool Filter cleans pools quickly, removing particles as small as one micron the first time through. Its patented Flex-Tube design increases time between cleaning cycles by efficiently re-utilizing the diatomaceous earth filter powder through multiple uses. Plus, Perflex cleans without backwashing, saving hundreds of gallons of treated pool water. Designed for in-ground pools of all types and sizes, Perflex provides exceptional value as a replacement filter or for new pool installations.
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| Model | EC40AC | EC50AC | EC65A | EC75A |
| Effective Filtration Area (Ft. Sq.) | 20 Ft. | 25 Ft. | 27 Ft. | 40 Ft. |
| D.E. Required | 4 Lbs. | 5 Lbs. | 6 Lbs. | 7 Lbs. |
| Dimen. Width | 16" | 13 1/2" | 21" | 21" |
| Dimen. Height | 26 1/2" | 31 3/8" | 31" | 31" |