{"product_id":"unicel-c-7367-75-sq-ft-dimension-one-spa-filter","title":"Unicel C-7367 | 75 sq ft Dimension One Spa Filter","description":"\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eUnicel C-7367\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a 75 square foot replacement cartridge for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDimension One Spas\u003c\/strong\u003e, replacing OEM part number\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1561-00\u003c\/strong\u003e. It fits the housings Dimension One markets as the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eE-Z Lock\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esystem, and the name is earned: instead of dropping in, threading on, or pushing into a socket, this cartridge uses a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003etwist lock\u003c\/strong\u003e. You seat it and rotate a partial turn, and it locks into place with a positive, unmistakable engagement.\u003c\/p\u003e\n\u003cp\u003eThat is a genuinely good design, and it solves a problem the other approaches leave open. A threaded cartridge can be cross-threaded. A slip fitting can sit half-inserted and feel installed while leaving a bypass gap. A drop-in can rock on a piece of grit. A twist lock either engages or it does not — the tabs are captured behind the lugs in the housing or they are not, and you can feel the difference. There is no ambiguous middle state where the cartridge seems fine and quietly lets water past.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIt also means this cartridge cannot be pulled straight out.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIf you have owned any other kind of spa, your instinct at cleaning time will be to reach in and lift — and that instinct will snap the lock tabs. This one has to be rotated to release first. It is the single most important thing to know about the filter, and it takes two seconds once you know it.\u003c\/p\u003e\n\u003cp\u003eAbove the lock, the closed top carries molded\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eY stand-offs\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— the three-armed prongs Dimension One and Pleatco refer to as a \"castle top,\" and the visual signature of D1 filters. They are structural, not decorative: they hold the cartridge at the correct height in the housing and preserve the flow clearance above it. Underneath,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e215 pleats\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eof\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3 oz Reemay 2033\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003espunbonded polyester deliver the full 75 square feet, over a solid molded core with chemical-resistant end caps. Made in the USA by Meissner Manufacturing, with more than 45 years behind the Unicel name.\u003c\/p\u003e\n\u003cdiv class=\"lti-pro-tip\"\u003e\n\u003cp\u003e\u003cstrong\u003ePro Tip — twist before you lift.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis is the one cartridge in the range that will break if you pull it straight up. Grip it,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003erotate it a partial turn to disengage the lock tabs\u003c\/strong\u003e, and only then lift it clear. If it will not turn easily, do not force it — check that you are turning the right way and that no debris has jammed the mechanism. Snapped lock tabs mean a new cartridge at best, and a damaged housing fitting at worst. The same applies in reverse when installing: seat it fully\u003cspan\u003e \u003c\/span\u003e\u003cem\u003efirst\u003c\/em\u003e, then twist to lock. Twisting while it is still riding high just grinds the tabs against the lugs.\u003c\/p\u003e\n\u003cdiv class=\"lti-pro-tip\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"lti-pro-tip\"\u003e\n\u003cp\u003e\u003cspan role=\"img\" aria-label=\"®\"\u003eUNICEL®\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Unicel","offers":[{"title":"Default Title","offer_id":67305593209081,"sku":"wjq1791365087776","price":50.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/5484\/2105\/files\/unicel-c-7367-75-sq-ft-dimension-one-spa-filter_1.png?v=1791365093","url":"https:\/\/buyzenvilo.com\/products\/unicel-c-7367-75-sq-ft-dimension-one-spa-filter","provider":"Buyzenvilo","version":"1.0","type":"link"}