Replacement Parts Diagram for Hayward ProGrid DE4820 Filter
Replacement Parts Diagram for Hayward DE4820 ProGrid Filter with Linked Components for Clamp Hardware, Slide Valves, Grids, and Air Relief Systems
Use the parts diagram above to locate fittings and internal elements on your DE4820 filter, then browse the detailed links below for local pricing and compatible part numbers.
The Hayward Air Relief Assembly DEX2420MAR2 fits directly into the top port of the DE4820 filter to vent trapped air, as shown in the upper diagram section.
Positioned at the top of the DE4820 tank, the Hayward Filter Head DEX4820BTC includes the lid and clamp system to enclose the filter grids, as diagrammed.
The Hayward Filter Clamp DEX2421JKIT locks the tank halves together securely, forming a tight seal on DE4820 models per the diagram layout.
Use the Hayward Clamp Bolt Kit DEX2421J2 to replace worn hardware that secures the DE4820 clamp ring assembly as seen near the tank midsection.
The Hayward Slide Valve SP0410X502S connects to the filter’s plumbing and enables efficient backwashing for the DE4820, matching the outlet port location.
Serving as the lower tank base, the Hayward Lower Filter Body DEX2420ATC anchors internal components in the DE4820 system and is shown clearly at the diagram’s base.
Complete your grid installation with the Hayward DE Grid Cluster DEX4800DC, a full internal assembly that fits perfectly inside the DE4820 as shown above.
Mounted above the grid elements, the Hayward Top Manifold DEX2400C distributes filtered water and houses the air relief system at the top of the DE4820 filter.
All Hayward DE4820 parts listed here are stocked locally with the best pricing, full diagram lookup, and expert guidance available for quick and accurate replacements.