OEM replacement wiper port plug for Aqua Ultraviolet UV sterilizers. Seals the wiper opening when the manual wiper assembly is removed—useful for converting a unit to non-wiper operation or isolating the port during service.
Genuine Aqua Ultraviolet plug for wiper-equipped models
Restores a leak-tight seal at the wiper opening
Simple, drop-in part for quick conversions or repairs
Corrosion-resistant construction for freshwater or marine systems
Aqua Ultraviolet Classic and SL models that have a manual wiper port
Matches the factory wiper-end opening (verify your model before ordering)
Part Type: Wiper port sealing plug
Material: Durable, UV/chemical-resistant polymer
Color: Black (may vary by production)
Use: External end-cap component (non-submersible)
(1) Wiper port plug
Note: Some setups reuse the original O-ring/seal. If yours is worn or missing, order a replacement seal separately.
Power off and depressurize the system.
Remove the wiper assembly and clean the sealing surfaces.
Inspect/replace the O-ring as needed; lightly lube with silicone-safe grease.
Insert the plug and hand-tighten/snug—do not overtighten.
Pressurize and leak-test before returning to service.