QuikPure3 Orifice Check Valve Assembly - Pentair In-Floor(A&A) | 391034 Bio-Dex Phosphate Removers there are two tubes needed

there are two tubes needed for the cleaner and this item is not sold in a set

Replacing them with this OEM kit restores full functionality

The turbine bearings are made and designed to be used with Pentair Pressure-side in-ground pool cleaner models

Part increases suction within pool cleaner to optimize your water clarity and cleanliness

The ideal pressure you want it to read is around 23 gallons per minute

QuikPure3 Orifice Check Valve Assembly - Pentair In-Floor(A&A) | 391034 Bio-Dex Phosphate Removers there are two tubes neededQuikPure3 Orifice Check Valve Assembly Pentair In Floor(A&A) Old SKU 563401 A&A Manufacturing is now Pentair In Floor Cleaning & Circulation! This product was designed to act as a safety feature (as are all check valves) as it does not allow the return of any water back to the QuickPure3 which would ultimately damage the unit and deem it inoperable. Now requiring the internals and or the full unit to be replaced costs you a pretty penny. For pool