The OEM Waterway DE Grid Support Assembly 550-4380 is a key internal structural component engineered for the 36 sq ft Waterway Crystal Water DE Filter. Equipped with a 20-inch PVC shaft, this assembly holds the filter grids in proper alignment and facilitates the even coating of diatomaceous earth powder across all grid surfaces. Its rugged design handles sustained water pressure and continuous chemical exposure, delivering reliable filtration performance and noticeably cleaner pool water over the long term.

Key Benefits

• 20-Inch PVC Support Shaft: Provides solid structural support to keep grids properly aligned and water flowing evenly through the 36 sq ft DE filter.
• Even DE Powder Distribution: Promotes thorough, uniform coating of diatomaceous earth on every grid surface for maximum particle capture.
• Withstands Harsh Pool Conditions: Manufactured from durable materials engineered to resist water pressure, chemical corrosion, and daily wear.
• Promotes Cleaner Pool Water: Enables the filter grids to work at full capacity, extending service intervals and keeping water visibly clear.
• Exact-Fit Engineering: Designed for drop-in compatibility with Waterway Crystal Water DE Filter model 570-0036.

Compatibility

• Waterway Crystal Water DE Filter Model: 570-0036

Specifications

• Brand: Waterway
• Part Number: 550-4380

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