OEM Hayward Filter Head Dome with Air Relief Valve CX250C is a replacement top assembly designed for use with Hayward Star-Clear cartridge filters. This component plays a key role in maintaining proper system pressure and includes a built-in air relief valve to discharge trapped air from the filter. Built with durable materials, it supports long-term performance and helps ensure effective water filtration. This part is essential for restoring the full functionality of your filter system and preserving pool water clarity.
Highlights
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Fits Hayward Star-Clear Models: Designed for Star-Clear cartridge filters, providing a reliable replacement for worn or damaged dome components.
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Built-In Air Relief Valve: Includes an integrated valve to release trapped air from the system, helping restore optimal filter performance.
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Supports Proper System Pressure: Helps regulate internal pressure for efficient filtration and reduced system strain.
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Made for Long-Term Durability: Constructed from pool-grade materials that resist cracking, UV damage, and chemical exposure.
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Essential for Filter Maintenance: Helps maintain overall system performance and water clarity through proper filtration control.
Includes
- (1) Filter Head Dome
- (1) Air Relief
Compatibility
- Hayward Star-Clear Filters
Diagram

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