Waterway Top Load [75 Sq. Ft.] Extended Cartridge Filter With Plug [2″] (502-7510)
Original price was: $171.99.$88.80Current price is: $88.80.
100 in stock
Description
The Waterway Top Load [75 Sq. Ft.] Extended Cartridge Filter With Plug [2″] helps restore reliable operation when an existing part is worn, damaged, missing, or no longer sealing as it should. This Waterway Plastics item is associated with Skim Filters & Parts and is selected for skimmer and filter maintenance when the existing part no longer performs as expected or when a system rebuild requires a correctly matched component. The listed configuration includes 75 Sq. Ft., 2″, making it easier to compare against the original part before ordering.
Part number 502-7510 should be matched against the existing component, owner’s manual, or equipment label before installation. This component is useful during filtration service when cracked housings, worn lids, missing internals, or aging filter assemblies reduce water clarity or make routine maintenance harder. Matching the square footage, access style, bypass configuration, cartridge size, or sand-filter body details helps keep filtration performance consistent. For best results, inspect the surrounding seals, unions, gaskets, screws, or mating surfaces during replacement, since related wear can affect performance even when the main component is new.
This description is written to help identify the product by brand, part number, category, and application while keeping the content specific enough for search engines and useful enough for shoppers comparing similar pool and spa parts.
- Genuine or compatible Waterway Plastics replacement part for skim filters & parts
- Use part number 502-7510 to confirm the correct match before ordering
- Designed for top-load, front-access, and in-line spa filter systems where fit and function are important
- Helpful for repair, rebuild, maintenance, or equipment restoration projects
- Professional installation is recommended when electrical, heater, pressure, or bonded plumbing work is involved

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