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Perflex Extended-Cycle DE Filter 27 Sq.Ft.

Hayward

SKU: EC65A

Perflex extended-cycle diatomaceous earth (DE) filters provide superior water clarity and extended filter cleaning cycles without requiring backwashing.

Features

Perflex Extended-Cycle DE 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 DE, the most effective filter media available. The result is superior water clarity, extended filter cleaning cycles — and no backwashing required.

Features and Benefits

  • Easy access clamp assembly
  • Cleans pools fast — removes even the smallest particles the first time through
  • Uses DE (diatomaceous earth), the most effective filter media available
  • Patented Flex-Tube system efficiently reuses DE 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 DE on the Flex-Tubes
  • EXPERT LINE products can only be purchased through your local pool professional or in-store.  Exclusions, other terms, and conditions may apply.
  • 3+ Year Parts and Labor Warranties*

*When sold by a Hayward Rewards® partner. Exclusions, other terms and conditions may apply.

Brand Hayward
Cartridge No
Channel Expert Line
Effective Filtration Area 27 ft.²
Filter Type DE
GTIN 610377026543
Warranty - Labor 1-year
Master Carton Qty 1
Pallet Qty 12
Warranty - Parts 3-year
Pool Type In Ground
Pressure Gauge No
Product Dimensions 31 " x 21 " x 21 "
Product Height 31 in
Product Length 21 in
Product Weight 44 lb
Product Width 21 in
Public Design Flow Rate 54 GPM
Quantity 1
Series Filters Perflex
Shipping Dimensions 31.9 " x 17.4 " x 19.4 "
Shipping Weight 45 lb
Sub Brand N/A
Turnover - 10 Hours 40,200 GPM
Turnover - 8 Hours 25,920 GPM
Number of Filter Elements 1
Valve Included
D.E. Capacity 6 lbs.
Parts Details

Click on the part number in the diagram to display the details.

Line Drawings

Perflex Chart

Questions & Answers

11 answered question(s)

06/24/26

Q: Is a 65A a perfect fit for a 65 mount and pump?

A:
Yes it is.

By Hayward Support

06/24/26

Q: Is there a complete setup with an EC65A and SP2310X15EXP?

A:
There is not.

By Hayward Support

06/24/26

Q: Hello I have a Hayward inground DE pool filter ! It has been well taken care of for many yrs 40 to be exact ! But I think the day may have come to replace it ! It was taken apart after every season and cleaned and stored inside ! Can I just buy a new one that will have the same holes to hook up to my exsisting piping ? I swear buy your filters , I am now a widow but think it’s time , instead of replacing just parts of it ! Please help !!

A:
40 years! Wow, congratulations on taking such good care of your equipment. It's possible that we still build a filter that will bolt right up, but without knowing the model of the one you have it would be impossible to tell you we do. Contact a ...

By Hayward Support

06/24/26

Q: I have the EcoStar SP3400VSP Pump and DE3600 DE Filter. My pool is 14,000 Gallons. Would the Basic Modular Filter work in place of my present DE3600 Filter?

A:
That should work.

By Hayward Support

06/24/26

Q: Do the fingers come with the EC65a

A:
Yes they do.

By Hayward Support

06/24/26

Q: What is the difference in the EC-65 and the EC-65A

A:
The EC65 is obsolete and has been replaced by the EC65A

By Hayward Support

06/24/26

Q: Hi , I am from Austria and my Hayward Perflex Basic Modular Filter EC 65 is broken and I need a new one . Do you have a retailer in Europe ?

A:
Hi, contact our European division for help with this. https://www.hayward-pool.co.uk/

By Hayward Support

06/24/26

Q: Do you have an agent in south africa

A:
Hi, someone from our International group will be in touch via email.

By Hayward Support

06/24/26

Q: If I purchased a new Hayward filter EC65A, does this include the connections to the Hayward pump?

A:
No it would not.

By Hayward Support

06/24/26

Q: How much should I torque the nuts that connect the filter at the top

A:
Hi, for help with this contact a local Hayward Authorized Service Center. You can find a list of them by clicking on the Dealer Locator tab on the home page of our website Hayward.com

By Hayward Support

06/24/26

Q: How much diatomaceous earth does a ec65a require?

A:
6 lbs.

By Hayward Support