Waterway Filter Niche - 2" Cup Holder & Lid | 500-1021 Replacement for zinc anode making it a critical component

making it a critical component for pool maintenance

000 gallons weekly for maintenance

Durable PVC Materials: Designed to resist corrosion

and plumbing from phosphate-related scale deposits that shorten equipment life

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Waterway Filter Niche - 2" Cup Holder & Lid | 500-1021 Replacement for zinc anode making it a critical componentThe Waterway Plastics Filter Niche Lid 2 Cup Black Screws 500 1021 is a genuine replacement accessory designed to fit standard Waterway filter niche housings used in pool and spa systems. The 500 1021 is an OEM Waterway component that includes a durable black 2 inch cup holder style lid along with the required mounting screws for secure installation. Manufactured to original Waterway specifications, this assembly helps maintain proper sealing and