The Pentair 178746Z Union Diamond Seal is a factory-original gasket designed specifically for Clean & Clear RP cartridge filter systems. This diamond-shaped sealing component creates a dependable, leak-resistant connection within the filter housing, preserving system pressure and ensuring uninterrupted water flow. Manufactured from premium, chemically resistant elastomer, it performs reliably under the demanding conditions of pool and spa operation. Fitting this genuine Pentair seal helps sustain filtration efficiency, protect equipment from unnecessary wear, and support consistently clear, well-balanced water.

Key Benefits

• Tight, Reliable Connection: The Pentair 178746Z diamond seal establishes a firm, precision-formed fit that eliminates leaks at the filter union. Its secure seating preserves system pressure and enables smooth, uninterrupted water circulation.
• Prevents Leaks: Engineered specifically for Clean & Clear RP filters, this factory-original seal closes any gaps that might otherwise cause water loss. Dependable sealing safeguards against performance degradation and promotes lasting system efficiency.
• High-Quality Materials: Produced from a resilient elastomer formulated to resist pool chemical degradation and mechanical wear, the 178746Z retains its flexibility and sealing properties through many maintenance cycles.
• Essential Maintenance Component: As a genuine Pentair-produced replacement, this seal maintains the original design integrity of your filter system. Swapping out worn or compromised seals is vital for keeping filtration performance at its peak.
• Optimal Filtration Performance: By eliminating leak points and sustaining strong internal pressure, the seal enables maximum water throughput across the filter media. Consistent flow translates directly into improved clarity and overall water quality.

What's Included

• Pentair 178746Z

Compatibility

• Pentair Clean and Clear RP Filters

Specifications

• Brand: Pentair
• Part Number: 178746Z

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