{"product_id":"cryspool-filtro-para-spa-13-5-16-5-50-ft-cartucho-repuesto-compatible-c-4950-prb50-in-trama-trilobular","title":"Cryspool Hot Tub Replacement Filter 50 sq ft (5x13) for C-4950\/PRB50-IN — Trilobal Media, Durable Fit","description":"\u003cstrong\u003eCryspool 04075 is a 50 sq. ft. replacement hot tub cartridge filter designed to match C-4950 and PRB50-IN dimensions for reliable spa water filtration.\u003c\/strong\u003e\n\n\u003cp\u003eThis Cryspool replacement cartridge is built to fit a wide range of hot tubs and spas that use the PRB50-IN\/C-4950 form factor. It combines a 13 5\/16\" length and a 5\" outside diameter with 2 1\/8\" open top and bottom cores to ensure a precise fit in compatible housings. The filter media uses advanced trilobal fibers for improved particle capture and longer life compared with standard point-bond fabrics.\u003c\/p\u003e\n\n\u003ch3\u003eWill this Cryspool filter fit my spa model?\u003c\/h3\u003e\n\u003cp\u003eMost spas that specify PRB50-IN, C-4950 or similar 5x13 drop-in cartridge filters will accept the Cryspool 04075 without modification. Check the length, outside diameter and core hole size against your existing cartridge to confirm fit. This filter is sold as a compatible replacement; the original manufacturer part numbers are provided for reference only.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLength: 13 5\/16\" (matches many 5x13 cartridges)\u003c\/li\u003e\n  \u003cli\u003eOutside diameter: 5\" for snug seating in housings\u003c\/li\u003e\n  \u003cli\u003eTop and bottom hole: 2 1\/8\" open core for flow compatibility\u003c\/li\u003e\n  \u003cli\u003eCommon cross-references: PRB50-IN, C-4950, Guardian 413-212-02 and more\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the trilobal fiber media improve filtration?\u003c\/h3\u003e\n\u003cp\u003eThe filter uses trilobal-shaped fibers to increase surface area and create deeper pleat loading compared to traditional point-bond materials. That design traps finer particles within the pleats and helps maintain flow during use. Deeper penetration also means a more thorough clean when rinsing, restoring much of the original performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTrilobal fibers: higher filtration efficiency and dust-holding capacity\u003c\/li\u003e\n  \u003cli\u003eDeeper pleat loading: reduces quick clogging and pressure spikes\u003c\/li\u003e\n  \u003cli\u003eDurable media: designed for repeated cleaning cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat maintenance keeps this cartridge performing well?\u003c\/h3\u003e\n\u003cp\u003eRegular maintenance extends service life and preserves water quality. Rinse the cartridge with a high-pressure hose when the system pressure gauge reaches your predetermined cleaning level. For a deeper clean, use a cartridge cleaning solution and soak per the cleaner’s instructions before a final rinse.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRinse frequency: when filter pressure indicates cleaning is due\u003c\/li\u003e\n  \u003cli\u003eDeep cleaning: use a cartridge cleaner soak periodically\u003c\/li\u003e\n  \u003cli\u003eReplacement schedule: replace when pleats show wear or can't be restored\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes Cryspool a practical replacement choice?\u003c\/h3\u003e\n\u003cp\u003eCryspool balances affordability with upgraded materials and solid construction. The product offers reinforced pleats and reliable end caps so the cartridge stays seated and resists collapse. Because it's an independent brand replacement, it provides a cost-effective option without requiring the original OEM label.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eQualified materials and end caps for durable use\u003c\/li\u003e\n  \u003cli\u003eEasy cleaning design for repeatable performance\u003c\/li\u003e\n  \u003cli\u003eCompatible with many common hot tub part numbers for convenience\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Cryspool 04075 cartridge is suitable for spa owners seeking an economical, high-performance replacement for PRB50-IN\/C-4950 style filters. It’s ideal if you want a durable cartridge with advanced trilobal media that cleans well and fits most 5x13 drop-in filter housings. Choose this filter if you regularly maintain your spa, want reliable particle capture, and prefer a non-OEM alternative that matches standard dimensions.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the Cryspool 04075 the same size as PRB50-IN?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it matches PRB50-IN dimensions: 13 5\/16\" length, 5\" OD, 2 1\/8\" top and bottom cores.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I clean this filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Rinse when your pressure gauge indicates cleaning is needed; deep-soak with cleaner periodically and replace if pleats are damaged.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Cryspool","offers":[{"title":"Default Title","offer_id":56819655704916,"sku":"B09B37M9M8","price":91.73,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/cryspool-filtro-frontal-empaquetado.jpg?v=1786963382","url":"https:\/\/gardenluxe.co.uk\/products\/cryspool-filtro-para-spa-13-5-16-5-50-ft-cartucho-repuesto-compatible-c-4950-prb50-in-trama-trilobular","provider":"Gardenluxe Uk","version":"1.0","type":"link"}