Pentair Viton O-Ring – Heavy-Duty Seal for 3" Filter/Skimmer Caps | R172009Z

Pentair Viton O-Ring – Heavy-Duty Seal for 3" Filter/Skimmer Caps | R172009Z

Pentair R172009Z Viton O-Ring for 3″ filter or skimmer cap. High-performance seal resists chemicals and heat, designed for long-lasting reliability.

• Precision Fit for 3″ Caps – Ideal replacement seal for Pentair filters, skimmers, and associated equipment

• Chemically Resilient Viton Material – Offers excellent resistance to chlorine, bromine, ozone, and pool chemicals

• Heat & Pressure Tough – Stands up to wide-ranging temperatures and high operating pressure

• Prevents Leaks & Ensures Seal Integrity – Maintains system efficiency and helps prevent water loss

• OEM-Quality Replacement – Meets original manufacturer specifications for dependable performance

The Pentair R172009Z Viton O-Ring is a premium replacement seal crafted to maintain a watertight fit on 3-inch filter or skimmer caps. Made from durable Viton rubber, this O-ring resists degradation from chlorine, ozone, and extreme temperature fluctuations—ensuring long-term reliability under continuous pool use.

By matching OEM dimensions precisely, the R172009Z delivers a snap-fit seal that minimizes leaks and helps protect pumps, filters, and plumbing systems. Ideal for routine maintenance or part replacements, this seal helps preserve filtration efficiency and extend equipment lifespan.

We want you to have quick and easy access to warranty information for all the brands we carry. Please click on the links below to view each manufacturer’s warranty page:

• Pentair Warranty
  
• A&A (Pentair In-Floor) Warranty
  
• Fluidra Warranty (Zodiac / Jandy / Polaris / Caretaker)
  
• Paramount Warranty
  
• BlueSquare Warranty
  
• Hayward Warranty
  
• All Other Manufacturer Warranties
  

Note: Warranty coverage, registration, and service terms are provided directly by the manufacturer. Please review the details carefully to ensure proper understanding of coverage and claim procedures.