https://www.amazon.com/dp/B08MTSB6F3?psc=1&ref=ppx_yo2ov_dt_b_product_details

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Bought these off amazon for 179 bucks. So far, These have worked perfectly and have had no issues. I was having an issue with my pool being very cloudy and discovered 1 of my filters had a big hole in it.. which lead me to replace them all as they were quite old.