Find your parts diagram
Sticker on the pump body (the part with the basket), not on the motor. Motor labels from Century, A.O. Smith or Regal won't match parts.
Label on the side of the tank near the base. Size is in sq ft, e.g. 420 sq ft = C4030 or CCP420.
Rating plate inside the front access panel. Note the BTU and gas type (NG or LP).
Molded into the body or printed on top. Robotic cleaners: on the power supply.
Still not sure? Call (818) 818-6559 and we'll find it for you.
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.
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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.
- (1) Filter Head Dome
- (1) Air Relief
- Hayward Star-Clear Filters

