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ProGrid DE Filter 36 Sq.Ft. (Open Line)

Hayward

SKU: W3DE3620

ProGrid vertical grid DE filters provide superior water clarity, efficient flow and large cleaning capacity for pools and spas of all types and sizes.

Features

ProGrid vertical grid DE filters provide superior water clarity, efficient flow and large cleaning capacity for pools and spas of all types and sizes. ProGrid combines high-technology features and “service-ease” design for an unparalleled filtration value for both new pool and aftermarket installations.

Features and Benefits

  • High capacity, rapid release manual air relief valve bleeds air with a quick quarter turn of the lever
  • Filter tanks made from durable glass reinforced co-polymer to meet the demands of the toughest applications and environmental conditions, including in-floor cleaning systems
  • Self-aligned tank top and bottom make access to servicing the grid elements fast and simple
  • Heavy-duty, tamper-proof, one piece flange clamp securely fastens tank top and bottom. Allows quick access to all internal components without disturbing piping or connections
  • High impact grid elements designed for up-flow filtration and top-down backwashing for maximum efficiency
  • Integral lift handles and uniform low-profile base make removal of grid nest fast and simple
  • Inlet diffuser elbow distributes flow of unfiltered water evenly to all filter elements and provides even distribution of DE to grids
  • Convenient valve and plumbing options allow for customized control
  • 2" full-flow internal piping and plumbing for less resistance to flow and maximum performance
  • 72 ft² filter allows for both commercial and large residential applications and years of noncorrosive, trouble-free performance
Brand Hayward
Cartridge No
Channel Open Line
Design Flow Rate 90
Effective Filtration Area 36 ft.²
Filter Type DE
GTIN 610377387873
Warranty - Labor None
Master Carton Qty 1
Pallet Qty 8
Warranty - Parts 1-year
Pool Type In Ground
Pressure Gauge No
Product Dimensions 34.5 " x 24 " x 24 "
Product Height 34.5 in
Product Length 24 in
Product Weight 65 lb
Product Width 24 in
Public Design Flow Rate 72 GPM
Residential Design Flow Rate 90
Series Filters ProGrid
Shipping Dimensions 35.7 " x 24.6 " x 23.1 "
Shipping Weight 66 lb
Number of Filter Elements 10
Valve Included Not Included
D.E. Capacity 4.5 lbs.
Parts Details

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

Questions & Answers

8 answered question(s)

06/24/26

Q: My DE filter appears to be kicking back DE into the pool. How do I fix this problem? It's a brand new filter that was just installed less than a month ago. Thanks.

A:
Hello, please use our website's dealer locator to find the closest Hayward Authorized Service Center(HASC). A HASC may be needed to address this issue. Link to dealer locator: https://hayward.com/dealerlocator

By Hayward Support

06/24/26

Q: is the DeFilter 3600 multiport? How many gallon pool does it filter adequately. I have a 20x50 rectangular pool with a very deep deep end. Which size DEFILTER should I get. D

A:
Hi, filtration needs vary with location, and bather load. Contact a local Hayward Authorized Dealer for further assistance in choosing the right filter for your location. You can find a list of them by clicking on the Dealer Locator tab on the home page...

By Hayward Support

06/24/26

Q: Hi, I just bought a W3DE3620 filter and I am havening a problem. After the first disassembly and cleaning of the unit it is always dripping water at the clamp area. I recleaned O-ring and seating surfaces of both casing pieces and it still is dripping. Is maybe the seal already defective?? PS: Used torque wrench during reassembly.

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 often do you recommend disassembling a 36 DE filter and cleaning the grids?

A:
Hi, you would need to disassemble the filter and clean it when the operating pressure cannot be brought back to normal levels by backwashing the filter. For help with this contact a local Hayward Authorized Service Center. You can find a list of them...

By Hayward Support

06/24/26

Q: What thread type is used for the 2 inch inlet and outlet ports on the filter?

A:
Hi, that is a proprietary thread fitting that is designed for connection to our DE backwash valves.

By Hayward Support

06/24/26

Q: How many gallons does this filter do?

A:
Hi, filter sizing is based on several factors such as bather load, and environmental conditions. That being said, the DE3620 should be capable of filtering 20-30,000 gallons. For help in sizing the filter for your pool contact a local Hayward Authorized...

By Hayward Support

06/24/26

Q: Will Valve SP0710X62 fit on this filter?

A:
Hi, this valve will not work on a DE filter. It is for a sand filter. You would need a SP0715XR50, or a SP740DE multiport valve for a ProGrid DE filter.

By Hayward Support

06/24/26

Q: Price to order?

A:
Hi, Hayward sells their products through a network of dealers and distributors and therefore does not quote pricing. You can find a dealer near you who would be happy to quote a price for you by clicking on the "dealer locator" tab in the upper...

By Hayward Support