{"product_id":"4ch-20-unicel-20-sq-ft-filter-1","title":"4CH-20 UNICEL 20 SQ FT FILTER","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\u003cp dir=\"ltr\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-weight:400;text-decoration:none;\"\u003eThe Unicel 4CH-20 filter is a replacement cartridge designed for hot tubs and spas with a 20-square-foot top-load filtration system. It is constructed with 100% spun-bonded polyester material and a high pleat count for efficient filtration, helping to maintain clean and clear water. \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp dir=\"ltr\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;text-decoration:none;\"\u003e\u003cstrong\u003eKey features:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-weight:400;text-decoration:none;\"\u003ePurpose: The 4CH-20 is a replacement filter cartridge for spas and hot tubs. It is designed for top-load installation.\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-weight:400;text-decoration:none;\"\u003eFiltration: It has a filtration area of 20 square feet, which helps capture dirt and debris. The cartridge has a high pleat count (204 pleats), which improves its filtration capacity.\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-weight:400;text-decoration:none;\"\u003eMaterial: The filter media is made from durable, spun-bonded polyester (3 oz Reemay 2033), which offers durability and consistent flow.\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-weight:400;text-decoration:none;\"\u003eConnectors: It has a molded cone handle at the top and a 1.5-inch male pipe thread (MPT) on the bottom. \u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp dir=\"ltr\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;text-decoration:none;\"\u003e\u003cstrong\u003eCompatible spa models\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-weight:400;text-decoration:none;\"\u003e:\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp dir=\"ltr\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-weight:400;text-decoration:none;\"\u003eThe Unicel 4CH-20 is compatible with various spa models, including: \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-weight:400;text-decoration:none;\"\u003eMaster Spas\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-weight:400;text-decoration:none;\"\u003eSaratoga Spas\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-weight:400;text-decoration:none;\"\u003eSoftub\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-weight:400;text-decoration:none;\"\u003eVita Spas (Specifically PVT 25, though you should remove the \"pad adapter\" from the skimmer first). \u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp dir=\"ltr\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-weight:400;text-decoration:none;\"\u003eCross-reference replacements\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp dir=\"ltr\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-weight:400;text-decoration:none;\"\u003eThe Unicel 4CH-20 can be replaced with equivalent filters from other brands. Before purchasing, you should always check the exact dimensions to ensure proper fit. Other cartridges compatible with the same systems include: \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-weight:400;text-decoration:none;\"\u003ePleatco: PHC25, PHC25-XP, PHC25P4\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-weight:400;text-decoration:none;\"\u003eFilbur: FC-0125.\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003e\u003cspan style=\"background-color:transparent;color:#000000;\"\u003e\u003cspan style=\"font-family:Arial,sans-serif;font-size:11pt;font-style:normal;font-weight:400;text-decoration:none;\"\u003eFilters Fast®: FF-0125.\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mastercraft Pool and Spa","offers":[{"title":"Default Title","offer_id":48403414515962,"sku":"FILT | SPA | 4CH-20","price":34.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/8973\/1066\/files\/10575.jpg?v=1780313336","url":"https:\/\/mastercraftpool.store\/products\/4ch-20-unicel-20-sq-ft-filter-1","provider":"Mastercraft Pool and Spa","version":"1.0","type":"link"}