O-ring for the air relief valve that threads into the Rainbow top load filter lid, fits both the RTL and RCF series filter lids.
Product details:
- O-ring for air relief valve which is located on top of the top loading filter lid
- Fits RTL and RCF series filter lids
- OEM part number R172221
- Also fits the following filter canister lid air valves:
Dyna-Flo Skim Filter,
Dyna-Flo XL Skim Filter,
Ultra Skim Filter Assemblies,
Waterway top load filter lid - Part #3 on the schematic
When purchasing replacement parts for the top loading filter in your hot tub always confirm replacement part brand and compatibility to ensure proper fit.
