The Aladdin O-245 Union O-Ring is a multi-purpose sealing component that fits 2.5-inch union assemblies across a variety of pool and spa equipment. Serving as a drop-in match for Waterway Crystal Water filters and Pentair System 3 components, it delivers broad cross-brand utility from a single part. Molded from hardy, pool-grade material that withstands constant chemical contact and pressure cycling, the O-245 forms a secure, leak-proof bond that keeps your plumbing connections tight. Checking this O-ring periodically and replacing it when worn is one of the easiest steps you can take to keep your filtration system performing at full strength.

Key Benefits

• Cross-Brand Utility: The O-245 fits 2.5-inch union assemblies and works with multiple equipment lines, including Waterway Crystal Water filters and Pentair System 3 components.
• Leak-Proof Seal: Forms a tight, reliable bond within pool and spa plumbing systems, maintaining proper flow and pressure.
• Hardy Pool-Grade Material: Produced from resilient compounds engineered to handle chemical exposure and repeated pressure cycles without losing shape.
• Simple Yet Vital Maintenance: Periodic inspection and timely replacement of this O-ring is an easy way to keep your filtration system running at peak efficiency.

What's Included

• Aladdin O-245 O-Ring

Compatibility

• Waterway Crystal Water DE Filters
• Waterway Crystal Water DE Filters
• Pentair Sta-Rite System 3 Filters

Specifications

• Brand: Aladdin
• Part Number: O-245

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