The Hot Springs Filter Standpipe Cap is designed for the FreshWater Ag+ gray standpipe to keep the filter in place. This cap is used to identify the correct standpipe (if your spa model has more than one filter) for inserting the Fresh Water Ag+ Silver Ionizer.
Details:
- Watkins P/N: 36513
- Genuine Watkins part
- Colour: Gray
This filter cap can be found on many Hot Spring, Hot Spring pre 89, Hot Spot, Solana, Tiger River, Limelight models from 1989 to 2024.