{"product_id":"cs-ultra-4-pack-refill-premium-hepa-carbon-filters-vp","title":"CS ULTRA 4-Pack Refill | Premium HEPA + Carbon Filters (VP)","description":"\u003ch3 data-end=\"174\" data-start=\"128\" style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003e\u003cem data-end=\"886\" data-start=\"787\"\u003e**Adapter not included. This refill pack is intended for use with the CSpring ULTRA housing system.**\u003c\/em\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3 data-end=\"174\" data-start=\"128\"\u003e\u003cstrong data-end=\"172\" data-start=\"132\"\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3 data-end=\"174\" data-start=\"128\"\u003e\u003cstrong data-end=\"172\" data-start=\"132\"\u003eCSpring ULTRA – 4-Pack Refill Bundle \u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"238\" data-start=\"175\"\u003e\u003cstrong data-end=\"238\" data-start=\"175\"\u003eHigh-Efficiency Triple-Layer Filters for ResMed AirSense 11\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"514\" data-start=\"240\"\u003eKeep your CPAP system performing at its best with the CSpring ULTRA 4-Pack Refill. Each replacement filter features our signature \u003cstrong data-end=\"393\" data-start=\"370\"\u003etriple-layer design\u003c\/strong\u003e—a carbon pre-filter, H13 HEPA core, and final-stage non-woven filter—for enhanced air purification and extended filter life.\u003c\/p\u003e\n\u003cp data-end=\"783\" data-start=\"516\"\u003e✅ \u003cstrong data-end=\"531\" data-start=\"518\"\u003eIncludes:\u003c\/strong\u003e 4× Triple-layer filters (Activated Carbon + HEPA + Non-woven HEPA Composite)\u003cbr data-end=\"582\" data-start=\"579\"\u003e✅ \u003cstrong data-end=\"604\" data-start=\"584\"\u003eCompatible with:\u003c\/strong\u003e ResMed AirSense \/ Aircurve 10 and 11 (via CSpring ULTRA adapter)\u003cbr data-end=\"654\" data-start=\"651\"\u003e✅ \u003cstrong data-end=\"673\" data-start=\"656\"\u003eDesigned for:\u003c\/strong\u003e Up to 100 L\/min airflow and user-level air purification\u003cbr data-end=\"725\" data-start=\"722\"\u003e✅ \u003cstrong data-end=\"783\" data-start=\"727\"\u003eNot just machine protection—air purification for you\u003c\/strong\u003e\u003c\/p\u003e\n\u003cblockquote data-end=\"886\" data-start=\"785\"\u003e\n\u003cp data-end=\"886\" data-start=\"787\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003e\u003cem data-end=\"886\" data-start=\"787\"\u003eAdapter not included. This refill pack is intended for use with the CSpring ULTRA housing system.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cstrong data-end=\"907\" data-start=\"893\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon Pre-Filter (2 mm):\u003c\/strong\u003e Captures coarse dust, hair, and neutralizes odors and VOCs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eH13 HEPA Filter Core:\u003c\/strong\u003e Traps ≥99.95% of particles ≥0.3 μm, including allergens, bacteria, and fine dust.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-woven HEPA Composite Fiber Post-Filter:\u003c\/strong\u003e Ensures final-stage of particulate filtration before entering \u003cmeta charset=\"utf-8\"\u003eCPAP.\u003cmeta charset=\"utf-8\"\u003e \u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e45 mm × 15 mm × 18 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePleats\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 pleats (6 folds along 15 mm side)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHEPA Surface Area\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~64.8 cm² (pleated media)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAirflow Support\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 100 L\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDust Holding\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExtended due to large surface area\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eResMed AirSense \/ Aircurve 10 and 11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e🔄 Compared to Standard ResMed Filter:\u003c\/h3\u003e\n\u003ctable style=\"width: 100.088%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 27.434%;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"width: 33.2748%;\"\u003eResMed OEM Filter\u003c\/th\u003e\n\u003cth style=\"width: 38.5846%;\"\u003eCSSpring ULTRA Filter\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 27.434%;\"\u003eFiltration Class\u003c\/td\u003e\n\u003ctd style=\"width: 33.2748%;\"\u003eBasic (non-HEPA)\u003c\/td\u003e\n\u003ctd style=\"width: 38.5846%;\"\u003eH13 HEPA + Carbon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 27.434%;\"\u003eEfficiency\u003c\/td\u003e\n\u003ctd style=\"width: 33.2748%;\"\u003e~60–80% (≥5 μm)\u003c\/td\u003e\n\u003ctd style=\"width: 38.5846%;\"\u003e≥99.95% @ 0.3 μm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 27.434%;\"\u003eOdor\/VOC Removal\u003c\/td\u003e\n\u003ctd style=\"width: 33.2748%;\"\u003e                  ❌\u003c\/td\u003e\n\u003ctd style=\"width: 38.5846%;\"\u003e✅  2mm (activated carbon layer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 27.434%;\"\u003eSurface Area\u003c\/td\u003e\n\u003ctd style=\"width: 33.2748%;\"\u003e~13 cm² (flat)\u003c\/td\u003e\n\u003ctd style=\"width: 38.5846%;\"\u003e~64.8 cm² (pleated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 27.434%;\"\u003eProtection Level\u003c\/td\u003e\n\u003ctd style=\"width: 33.2748%;\"\u003eBasic device protection\u003c\/td\u003e\n\u003ctd style=\"width: 38.5846%;\"\u003e\u003cstrong\u003eUser-level air purification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 27.434%;\"\u003eFilter Layers\u003c\/td\u003e\n\u003ctd style=\"width: 33.2748%;\"\u003e1–2\u003c\/td\u003e\n\u003ctd style=\"width: 38.5846%;\"\u003e3 layers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003eUsage Notes:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eReplace every \u003cstrong\u003e1–3 months\u003c\/strong\u003e, or sooner in dusty environments.\u003c\/li\u003e\n\u003cli\u003eDesigned as \u003cstrong\u003esupplemental filtration\u003c\/strong\u003e. Not a medical replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNot FDA-cleared\u003c\/strong\u003e; consult your physician before modifying CPAP equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1215\" data-start=\"893\"\u003e\u003cstrong data-end=\"907\" data-start=\"893\"\u003e⚠️ Notice:\u003c\/strong\u003e\u003cbr data-end=\"910\" data-start=\"907\"\u003eThis product is not manufactured by or affiliated with ResMed. It is not FDA-cleared and is not intended to diagnose, treat, cure, or prevent any disease. Use only as a supplemental air filter for general comfort and cleanliness. Always consult your physician before modifying CPAP equipment or therapy.\u003c\/p\u003e\n\u003cp data-end=\"1215\" data-start=\"893\"\u003e \u003c\/p\u003e","brand":"Cspring™","offers":[{"title":"Airsense\/Aircurve 10\u002611","offer_id":52494269481191,"sku":"CS4PACK-1","price":31.0,"currency_code":"CAD","in_stock":true},{"title":"AirMINI","offer_id":52494269513959,"sku":"CS4PACK-2","price":31.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0773\/5161\/6743\/files\/4-Pack-HEPA-FIlters.jpg?v=1787076722","url":"https:\/\/www.sistemmacpap.com\/fr-ca\/products\/cs-ultra-4-pack-refill-premium-hepa-carbon-filters-vp","provider":"Sistemma CPAP","version":"1.0","type":"link"}