{"product_id":"minipleat-cassette-filters","title":"Minipleat cassette filters – high-efficiency HVAC air filters (M5–F9)","description":"\u003ch2 data-start=\"669\" data-end=\"758\"\u003eMinipleat cassette filters – advanced air filtration for high air quality requirements\u003c\/h2\u003e\n\u003cp data-start=\"760\" data-end=\"957\"\u003eMinipleat cassette filters are \u003cstrong data-start=\"791\" data-end=\"822\"\u003ehigh-efficiency air filters\u003c\/strong\u003e designed for ventilation, heating and air conditioning systems where \u003cstrong data-start=\"892\" data-end=\"943\"\u003ehigher air purity and stable system performance\u003c\/strong\u003e are required.\u003c\/p\u003e\n\u003cp data-start=\"959\" data-end=\"1331\"\u003eBy using an advanced \u003cstrong data-start=\"980\" data-end=\"1013\"\u003eminipleat filter construction\u003c\/strong\u003e, these filters provide a significantly \u003cstrong data-start=\"1053\" data-end=\"1092\"\u003elarger effective filtration surface\u003c\/strong\u003e compared to conventional pleated cassette filters. This enables efficient removal of fine dust fractions while maintaining a \u003cstrong data-start=\"1218\" data-end=\"1239\"\u003elow pressure drop\u003c\/strong\u003e, making minipleat filters an ideal solution for demanding HVAC and industrial environments.\u003c\/p\u003e\n\u003chr data-start=\"1333\" data-end=\"1336\"\u003e\n\u003ch2 data-start=\"1338\" data-end=\"1378\"\u003eFiltration performance and efficiency\u003c\/h2\u003e\n\u003cp data-start=\"1380\" data-end=\"1514\"\u003eMinipleat cassette filters are available in \u003cstrong data-start=\"1424\" data-end=\"1455\"\u003efiltration classes M5 to F9\u003c\/strong\u003e, allowing precise alignment with air quality requirements.\u003c\/p\u003e\n\u003cp data-start=\"1516\" data-end=\"1843\"\u003eThe innovative filter medium used in minipleat filters differs from traditional pleated media, enabling use in \u003cstrong data-start=\"1627\" data-end=\"1656\"\u003ehigher filtration classes\u003c\/strong\u003e while maintaining mechanical stability and airflow efficiency. This makes minipleat filters suitable for applications where standard pre-filters no longer provide sufficient performance.\u003c\/p\u003e\n\u003chr data-start=\"1845\" data-end=\"1848\"\u003e\n\u003ch2 data-start=\"1850\" data-end=\"1885\"\u003eMinipleat construction principle\u003c\/h2\u003e\n\u003cp data-start=\"1887\" data-end=\"2048\"\u003eThe \u003cstrong data-start=\"1891\" data-end=\"1911\"\u003eminipleat design\u003c\/strong\u003e increases the number of pleats per filter, maximizing the filtration surface within a compact frame depth. This construction results in:\u003c\/p\u003e\n\u003cul data-start=\"2050\" data-end=\"2185\"\u003e\n\u003cli data-start=\"2050\" data-end=\"2082\"\u003e\n\u003cp data-start=\"2052\" data-end=\"2082\"\u003eHigher dust holding capacity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2083\" data-end=\"2106\"\u003e\n\u003cp data-start=\"2085\" data-end=\"2106\"\u003eLonger service life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2107\" data-end=\"2141\"\u003e\n\u003cp data-start=\"2109\" data-end=\"2141\"\u003eStable airflow characteristics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2142\" data-end=\"2185\"\u003e\n\u003cp data-start=\"2144\" data-end=\"2185\"\u003eReduced frequency of filter replacement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2187\" data-end=\"2303\"\u003eAs a result, minipleat cassette filters support both \u003cstrong data-start=\"2240\" data-end=\"2267\"\u003eair quality improvement\u003c\/strong\u003e and \u003cstrong data-start=\"2272\" data-end=\"2302\"\u003eoperational cost reduction\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"2305\" data-end=\"2308\"\u003e\n\u003ch2 data-start=\"2310\" data-end=\"2339\"\u003eFilter media and materials\u003c\/h2\u003e\n\u003cp data-start=\"2341\" data-end=\"2507\"\u003eMinipleat cassette filters use a \u003cstrong data-start=\"2374\" data-end=\"2402\"\u003efiberglass filter insert\u003c\/strong\u003e, selected for its high filtration efficiency and stable performance under variable operating conditions.\u003c\/p\u003e\n\u003cp data-start=\"2509\" data-end=\"2557\"\u003eKey characteristics of the filter media include:\u003c\/p\u003e\n\u003cul data-start=\"2559\" data-end=\"2705\"\u003e\n\u003cli data-start=\"2559\" data-end=\"2592\"\u003e\n\u003cp data-start=\"2561\" data-end=\"2592\"\u003eHigh dust absorption capacity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2593\" data-end=\"2616\"\u003e\n\u003cp data-start=\"2595\" data-end=\"2616\"\u003eMoisture resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2617\" data-end=\"2675\"\u003e\n\u003cp data-start=\"2619\" data-end=\"2675\"\u003eFlame-retardant properties (F1 according to DIN 53438)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2676\" data-end=\"2705\"\u003e\n\u003cp data-start=\"2678\" data-end=\"2705\"\u003eLong operational lifetime\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2707\" data-end=\"2710\"\u003e\n\u003ch2 data-start=\"2712\" data-end=\"2754\"\u003eEnergy efficiency and system protection\u003c\/h2\u003e\n\u003cp data-start=\"2756\" data-end=\"3034\"\u003eThanks to their \u003cstrong data-start=\"2772\" data-end=\"2793\"\u003elow pressure drop\u003c\/strong\u003e, minipleat cassette filters contribute to reduced energy consumption in ventilation systems. Lower airflow resistance translates directly into \u003cstrong data-start=\"2937\" data-end=\"2955\"\u003eenergy savings\u003c\/strong\u003e, improved fan efficiency and reduced operating costs over the filter lifetime.\u003c\/p\u003e\n\u003chr data-start=\"3036\" data-end=\"3039\"\u003e\n\u003ch2 data-start=\"3041\" data-end=\"3064\"\u003eTypical applications\u003c\/h2\u003e\n\u003cp data-start=\"3066\" data-end=\"3211\"\u003eMinipleat cassette filters are widely used in environments where \u003cstrong data-start=\"3131\" data-end=\"3151\"\u003ehigh air quality\u003c\/strong\u003e and \u003cstrong data-start=\"3156\" data-end=\"3185\"\u003ereliable system operation\u003c\/strong\u003e are essential, including:\u003c\/p\u003e\n\u003cul data-start=\"3213\" data-end=\"3481\"\u003e\n\u003cli data-start=\"3213\" data-end=\"3252\"\u003e\n\u003cp data-start=\"3215\" data-end=\"3252\"\u003eHospitals and healthcare facilities\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3253\" data-end=\"3273\"\u003e\n\u003cp data-start=\"3255\" data-end=\"3273\"\u003eOffice buildings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3274\" data-end=\"3314\"\u003e\n\u003cp data-start=\"3276\" data-end=\"3314\"\u003eSchools and educational institutions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3315\" data-end=\"3345\"\u003e\n\u003cp data-start=\"3317\" data-end=\"3345\"\u003eTheatres and public venues\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3346\" data-end=\"3366\"\u003e\n\u003cp data-start=\"3348\" data-end=\"3366\"\u003eShopping centres\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3367\" data-end=\"3377\"\u003e\n\u003cp data-start=\"3369\" data-end=\"3377\"\u003eHotels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3378\" data-end=\"3419\"\u003e\n\u003cp data-start=\"3380\" data-end=\"3419\"\u003ePaint shops and coating installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3420\" data-end=\"3481\"\u003e\n\u003cp data-start=\"3422\" data-end=\"3481\"\u003ePharmaceutical, food, automotive and machinery industries\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3483\" data-end=\"3486\"\u003e\n\u003ch2 data-start=\"3488\" data-end=\"3509\"\u003eSystem integration\u003c\/h2\u003e\n\u003cp data-start=\"3511\" data-end=\"3772\"\u003eMinipleat cassette filters are typically installed as \u003cstrong data-start=\"3565\" data-end=\"3612\"\u003ehigh-efficiency pre-filters or main filters\u003c\/strong\u003e, depending on system design and required cleanliness level. They are often used upstream of HEPA filters to reduce particulate loading and extend service life.\u003c\/p\u003e\n\u003cp\u003e\u0026lt;p\u0026gt; In multi-stage filtration systems, minipleat cassette filters are commonly combined with \u0026lt;a href=\"\/collections\/hepa-filters\"\u0026gt;HEPA filters\u0026lt;\/a\u0026gt; or installed downstream of \u0026lt;a href=\"\/collections\/cassette-air-filters\"\u0026gt;standard cassette filters\u0026lt;\/a\u0026gt; to achieve optimal air quality and system efficiency. \u0026lt;\/p\u0026gt;\u003c\/p\u003e\n\u003chr data-start=\"4091\" data-end=\"4094\"\u003e\n\u003ch2 data-start=\"4096\" data-end=\"4140\"\u003eCustom dimensions – manufactured to order\u003c\/h2\u003e\n\u003cp data-start=\"4142\" data-end=\"4278\"\u003eMinipleat cassette filters supplied by Filtra International are \u003cstrong data-start=\"4206\" data-end=\"4231\"\u003emanufactured to order\u003c\/strong\u003e and can be delivered in \u003cstrong data-start=\"4256\" data-end=\"4277\"\u003ecustom dimensions\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul data-start=\"4280\" data-end=\"4431\"\u003e\n\u003cli data-start=\"4280\" data-end=\"4319\"\u003e\n\u003cp data-start=\"4282\" data-end=\"4319\"\u003eCustom length × width × height (mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4320\" data-end=\"4376\"\u003e\n\u003cp data-start=\"4322\" data-end=\"4376\"\u003eSuitable for new installations and retrofit projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4377\" data-end=\"4431\"\u003e\n\u003cp data-start=\"4379\" data-end=\"4431\"\u003eCompatible with standard and bespoke HVAC housings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4433\" data-end=\"4436\"\u003e\n\u003ch2 data-start=\"4438\" data-end=\"4471\"\u003eManufacturing origin \u0026amp; quality\u003c\/h2\u003e\n\u003cp data-start=\"4473\" data-end=\"4574\"\u003eMinipleat cassette filters supplied by Filtra International are \u003cstrong data-start=\"4537\" data-end=\"4563\"\u003emanufactured in Europe\u003c\/strong\u003e, ensuring:\u003c\/p\u003e\n\u003cul data-start=\"4576\" data-end=\"4701\"\u003e\n\u003cli data-start=\"4576\" data-end=\"4609\"\u003e\n\u003cp data-start=\"4578\" data-end=\"4609\"\u003eConsistent production quality\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4610\" data-end=\"4662\"\u003e\n\u003cp data-start=\"4612\" data-end=\"4662\"\u003eCompliance with European manufacturing standards\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4663\" data-end=\"4701\"\u003e\n\u003cp data-start=\"4665\" data-end=\"4701\"\u003eReliable delivery and traceability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4703\" data-end=\"4706\"\u003e\n\u003ch2 data-start=\"4708\" data-end=\"4744\"\u003eProduct configuration \u0026amp; quotation\u003c\/h2\u003e\n\u003cp data-start=\"4746\" data-end=\"4838\"\u003eMinipleat cassette filters are supplied on a \u003cstrong data-start=\"4791\" data-end=\"4810\"\u003equotation basis\u003c\/strong\u003e, allowing configuration of:\u003c\/p\u003e\n\u003cul data-start=\"4840\" data-end=\"4924\"\u003e\n\u003cli data-start=\"4840\" data-end=\"4881\"\u003e\n\u003cp data-start=\"4842\" data-end=\"4881\"\u003eFiltration class (M5, M6, F7, F8, F9)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4882\" data-end=\"4902\"\u003e\n\u003cp data-start=\"4884\" data-end=\"4902\"\u003eExact dimensions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4903\" data-end=\"4924\"\u003e\n\u003cp data-start=\"4905\" data-end=\"4924\"\u003eRequired quantity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"4926\" data-end=\"5016\"\u003eThis approach ensures optimal alignment with system requirements and operating conditions.\u003c\/p\u003e\n\n\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What are minipleat cassette filters used for?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Minipleat cassette filters are used in HVAC systems where higher air purity is required, offering efficient fine dust filtration with low pressure drop.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Which filtration classes are available for minipleat cassette filters?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Minipleat cassette filters are available in filtration classes from M5 up to F9.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can minipleat cassette filters be supplied in custom dimensions?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, minipleat cassette filters are manufactured to order and can be supplied in custom dimensions to fit specific HVAC installations.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n","brand":"Filtra International","offers":[{"title":"M5 \/ Custom size (L × W × H in mm)","offer_id":55683403743558,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":true},{"title":"M6 \/ Custom size (L × W × H in mm)","offer_id":55683403776326,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":true},{"title":"F7 \/ Custom size (L × W × H in mm)","offer_id":55683403809094,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":true},{"title":"F8 \/ Custom size (L × W × H in mm)","offer_id":55683403841862,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":true},{"title":"F9 \/ Custom size (L × W × H in mm)","offer_id":55683403874630,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0975\/2985\/6326\/files\/MiniPleatFilter.png?v=1766423570","url":"https:\/\/filtrainternational.com\/products\/minipleat-cassette-filters","provider":"Filtra International","version":"1.0","type":"link"}