Replacement O-Ring for Pentair System 3 Cartridge Filter Inlet/Outlet
The Pentair O-Ring Internal Inlet/Outlet (35505-1425) is a high-quality replacement seal designed specifically for Pentair System 3 cartridge filters. This O-ring ensures a secure, leak-proof connection at the internal inlet and outlet points, helping maintain efficient water flow and filtration performance.
Model: 35505-1425
Compatible with Pentair System 3 cartridge filters
Made from durable, pool-safe rubber material
Provides a tight, watertight seal for internal inlet and outlet connections
Easy to install during routine filter maintenance
Prevents leaks and maintains optimal filtration efficiency
Extends the lifespan of your Pentair cartridge filter system
Supports consistent water flow through the filter housing
Simple replacement for hassle-free pool maintenance
Ensure your Pentair System 3 filter operates smoothly with the O-Ring Internal Inlet/Outlet (35505-1425)—a critical component for clean, clear pool water.
