Rainbow Check valve for filter lid assembly
Check valve for the chemical dispensing lid for the Rainbow filter canister series. #23 on the diagram.
Part details:
- Check valve for chemical dispenser
- OEM part number 172406
- Threaded screws in the bottom to keep the tabs in the tube
- Part # 23 on the schematic
When purchasing replacement parts for the top loading filter in your hot tub always confirm replacement part compatibility to ensure proper fit.