Polaris 3900 Sport / Vac-Sweep 380 / 280 / 180 / 280 TankTrax and TR35P Pressure Cleaner Mechanism for Backup Valve | G53 Caretaker Retro Provides a tight seal on

Provides a tight seal on the outer housing to prevent pressure loss

consider pairing this cam with the Pentair A&A 5-Port T-Valve Gear Kit (SKU 230070) to ensure all components are in top condition

Maneuvers cleaner around steps and ladders for uninhibited cleaning

It won’t adversely affect the chlorine levels in your pool

They are designed to keep Caretaker 5-Port Valves sealed even under extreme water pressure

Polaris 3900 Sport / Vac-Sweep 380 / 280 / 180 / 280 TankTrax and TR35P Pressure Cleaner Mechanism for Backup Valve | G53 Caretaker Retro Provides a tight seal onPolaris 3900 Sport Vac Sweep 380 280 180 280 TankTrax and "Trade Grade" TR35P Pressure Cleaner Mechanism for Backup Valve The mechanism for the backup valve is replacement parts that are made by Polaris. They used the same high grade materials that were used to make the original factory parts. Making them genuine OEM products The mechanism is the internal parts of the backup valve which was designed to be the feature that backs the pressure side