{"product_id":"dolphin-ultra-fine-filter-cartridges","title":"Maytronics Dolphin Ultra Fine Filter Cartridges","description":"\u003cp\u003eThese are the Maytronics ultra fine filter cartridges for the basket style Dolphin robotic cleaners. They are the genuine Maytronics part, published as 9991467-R4 and also as 9991467-ASSY.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhich cleaners use them\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe basket filtering Dolphins: Triton Plus with PowerStream, Triton with PowerStream, S300i, S300, S200, Active 20, Active 30, Active 30i, Quantum, Discovery and the Nautilus CC Pro. The Pentair badged Prowler 920 and Prowler 930 are on the same list, since they are Dolphins underneath.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy the ultra fine grade\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eUltra fine cartridges catch the silt and fine dirt that a coarser filter passes straight through, which is what makes the difference between a pool that looks clean and one that looks clear. The trade off is that they load faster. Rinse them after every cycle, and change them once rinsing no longer brings the flow back.\u003c\/p\u003e","brand":"Maytronics","offers":[{"title":"Default Title","offer_id":48625853104340,"sku":"MAY-201-9029","price":80.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_d591c939-7d0d-461c-b674-e3ad0a53a94e.jpg?v=1788701712","url":"https:\/\/www.activepoolsupply.com\/products\/dolphin-ultra-fine-filter-cartridges","provider":"Active Pool Supply","version":"1.0","type":"link"}