Hayward Filter Head with Clamp System | DEX4820BTC Square Planter SKU 6-403-00 is included to

SKU 6-403-00 is included to identify and order this replacement part

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Hayward Filter Head with Clamp System | DEX4820BTC Square Planter SKU 6-403-00 is included toWhat This Part Is Used For The Hayward DEX4820BTC Filter Head With Clamp System replaces the upper tank assembly on compatible Hayward DE4820 filters. It forms the primary pressure seal of the filter. Why This Part Matters A cracked or compromised filter head can lead to leaks and unsafe pressure conditions. Replacing it restores structural integrity and reliable sealing. This supports consistent DE filtration. Key Features and Specifications