Bottom O Ring | Pentair Rainbow | 128 | EPDM | High Chemical Resistance

The Pentair Rainbow #128 Bottom O-Ring is the essential seal for Rainbow #128 components, ensuring reliable water routing in your pool system during repairs or upgrades. Designed for the R172319 setup, this O-ring maintains a tight seal at fittings, reducing leak risk and supporting smooth pool equipment maintenance when you replace or upgrade parts.

• Precision-fit bottom O-ring for Rainbow #128 components
• Durable elastomer design built to withstand typical pool chemistry
• Maintains consistent water flow and sealing through service work
• Easy compatibility with existing Rainbow #128 assemblies and fittings
• Simple inspection and replacement to minimize downtime

Designed to support real-world pool maintenance needs, this O-ring helps prevent leaks during routine repairs, upgrades, or seasonal service while keeping water flow steady and predictable. It’s a practical choice for homeowners and technicians who rely on dependable seals in Rainbow 128 setups, ensuring safer, more efficient pool operation without guessing at compatibility.

Keep your system leak-free and running smoothly—add the Pentair Rainbow #128 Bottom O-Ring to your repair kit today for reliable sealing and peace of mind.