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Hayward Perflex Pool Filter EC40AC
Hayward Perflex Pool Filter EC40AC

Our Price: $303.00
Sale Price: $273.00
Savings: $30.00

Product Code: EC40AC


Perflex D.E. Filter Complete

Model # EC40AC

Perflex Extended-Cycle D.E. filters provide crystal clear, sparkling water at an economical price. Proven over many years, Perflex has set the standard in swimming pool filtration by incorporating the patented Flex-Tube™ design in combination with D.E. filter powder--the most efficient dirt remover known for pool filtration. The result is superior water clarity, extended filter cleaning cycles--and no backwashing required.

  • Above-ground/on-ground pools
  • Small in-ground pools

  • Easy access clamp assembly
  • Cleans pools fast -- removes even the smallest particles the first time through
  • Uses D.E. (diatomaceous earth) filter powder -- the most efficient dirt remover known for swimming pool filtration
  • Patented Flex-Tube™ system efficiently reuses D.E. powder and dirt mixture to form fresh cleaning surfaces
  • Exclusive bump handle activates the Flex-Tubes, causing them to instantly purge themselves of dirt and powder
  • Uniquely designed to expel any air that may be present in the system through the filtered water returning to the pool
  • Combination diffuser and lower mixing chamber specifically designed to produce a uniformed coating of D.E. on the Flex-Tubes
  • Manufactures 1 year warranty

Performance Data

Turnover (In Gallons)
Model Number
Effective Filtration Area
Design Flow Rate
8 Hours
10 Hours
20 ft.2
40 GPM
25 ft.2
50 GPM

Tech Specs
Perflex Extended-Cycle D.E. Filter Buying Guide
Model Number
D.E. Required
Width Height
Ctn. Qty.
Ctn. Weight
4 lbs
26 1/2"
26 lbs
5 lbs
13 1/2"
31 3/8"
30 lbs

  • Hayward Perflex D.E. filters provide the deepest, most comprehensive clean, removing microscopic dust and pollen as small as one micron 100 times smaller than a grain of sal
  • Hayward Perflex Pool Filter EC65A and EC75A
  • Perflex Extended-Cycle D.E. filters clean pools fast, removing particles as small as two microns the first time through. Its patented Flex-Tube design gives longer cycles between cleaning because the same D.E. filter powder is used over and over. Plus, Perflex cleans without backwashing, saving hundreds of gallons of treated pool water. An exceptional value as a replacement filter or for new pool installations.
  • Hayward Perflex DE Pool Filter 65gpm and 80gpm. Perflex extended cycle DE filters provide crystal clear, sparkling water at an affordable price. Perflex has set the standard in Inground and Above Ground Swimming pool filtration by incorporating a patented flex tube design in combination with DE filter powder. Pressure gauge and built in check valve is included.

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