{"id":15323,"date":"2026-02-11T15:31:10","date_gmt":"2026-02-11T07:31:10","guid":{"rendered":"https:\/\/www.hencolin.com\/?p=15323"},"modified":"2026-07-09T13:31:11","modified_gmt":"2026-07-09T05:31:11","slug":"medical-grade-air-filter-selection-guide-hospitals-cleanrooms","status":"publish","type":"post","link":"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/","title":{"rendered":"Application and Selection Guide for Medical-Grade Air Filters"},"content":{"rendered":"\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-transparent ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u5927\u7db1<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#Medical-Grade_Air_Filter_Application_and_Selection_Guide\" >Medical-Grade Air Filter Application and Selection Guide<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#The_Ultimate_Protection_Solution_for_Hospitals_Operating_Rooms_ICUs_and_Clean_Medical_Environments\" >The Ultimate Protection Solution for Hospitals, Operating Rooms, ICUs, and Clean Medical Environments<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#Why_Must_Healthcare_Environments_Use_Professional_Medical-Grade_Air_Filters\" >Why Must Healthcare Environments Use Professional Medical-Grade Air Filters?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#Types_of_Medical-Grade_Air_Filters_and_International_Standards\" >Types of Medical-Grade Air Filters and International Standards<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#EN_1822_ISO_29463\" >EN 1822 \/ ISO 29463<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#ASHRAE_522\" >ASHRAE 52.2<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#ISO_14644-1\" >ISO 14644-1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#ASHRAE_Standard_170\" >ASHRAE Standard 170<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#Overview_of_Common_Medical-Grade_Filters\" >Overview of Common Medical-Grade Filters<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#1_Pre-Filters_Medium-Efficiency_Filters\" >1. Pre-Filters \/ Medium-Efficiency Filters<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#2_HEPA_Filters_H13_H14\" >2. HEPA Filters (H13 \/ H14)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#3_ULPA_Filters_U15\" >3. ULPA Filters (U15)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#4_Chemical_Filters\" >4. Chemical Filters<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#5_FFU_Fan_Filter_Unit\" >5. FFU (Fan Filter Unit)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#Recommended_Filter_Applications_by_Hospital_Area\" >Recommended Filter Applications by Hospital Area<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#Five_Practical_Considerations_for_Selecting_Medical-Grade_Air_Filters\" >Five Practical Considerations for Selecting Medical-Grade Air Filters<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#1_Cleanliness_Regulatory_Requirements\" >1. Cleanliness &amp; Regulatory Requirements<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#2_Filtration_Efficiency_MPPS_Testing\" >2. Filtration Efficiency &amp; MPPS Testing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#3_Pressure_Drop_Energy_Efficiency\" >3. Pressure Drop &amp; Energy Efficiency<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#4_Dust-Holding_Capacity_Replacement_Cycle\" >4. Dust-Holding Capacity &amp; Replacement Cycle<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/#5_Certification_Integrity_Testing\" >5. Certification &amp; Integrity Testing<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Medical-Grade_Air_Filter_Application_and_Selection_Guide\"><\/span>Medical-Grade Air Filter Application and Selection Guide<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_Ultimate_Protection_Solution_for_Hospitals_Operating_Rooms_ICUs_and_Clean_Medical_Environments\"><\/span>The Ultimate Protection Solution for Hospitals, Operating Rooms, ICUs, and Clean Medical Environments<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>In 2026\u2014an era shaped by the post-pandemic landscape and accelerating population aging\u2014medical-grade air filters have become indispensable core protection systems for hospitals, clinics, long-term care facilities, pharmaceutical plants, and biological laboratories.<\/p>\n\n\n\n<p>These filtration systems not only effectively block bacteria, viruses, fungal spores, and airborne particulate matter, but also play a critical role in:<\/p>\n\n\n\n<ul>\n<li>Infection control<\/li>\n\n\n\n<li>Patient safety<\/li>\n\n\n\n<li>Occupational health of healthcare personnel<\/li>\n\n\n\n<li>Compliance with GMP, ISO 14644, hospital accreditation standards, and Ministry of Health regulations<\/li>\n<\/ul>\n\n\n\n<p>This article provides a comprehensive analysis of medical-grade air filter types, core international standards, hospital-area application scenarios, key selection criteria, and why high-efficiency HEPA\/ULPA filters have become an essential public standard for healthcare institutions.<\/p>\n\n\n\n<p><strong>Recommended for:<\/strong><br>Hospital engineering departments, infection control committees, cleanroom facility managers, and medical equipment procurement professionals.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Must_Healthcare_Environments_Use_Professional_Medical-Grade_Air_Filters\"><\/span>Why Must Healthcare Environments Use Professional Medical-Grade Air Filters?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Air contaminants in medical environments originate from complex sources, including:<\/p>\n\n\n\n<ul>\n<li>Surgical smoke and aerosol-generating procedures (AGPs)<\/li>\n\n\n\n<li>Respiratory viruses (e.g., influenza, COVID-19 variants, tuberculosis)<\/li>\n\n\n\n<li>Fungal spores, dust mites, and allergens<\/li>\n\n\n\n<li>Bacteria (e.g., <em>Staphylococcus aureus<\/em>, <em>Pseudomonas aeruginosa<\/em>)<\/li>\n\n\n\n<li>Volatile organic compounds (VOCs) and residual chemical disinfectants<\/li>\n<\/ul>\n\n\n\n<p>Without effective control, these contaminants may result in:<\/p>\n\n\n\n<ul>\n<li>Increased hospital-acquired infection (HAI) rates in operating rooms and ICUs<\/li>\n\n\n\n<li>Elevated infection risks for immunocompromised patients (e.g., chemotherapy, transplant recipients)<\/li>\n\n\n\n<li>Occupational exposure and long-term health hazards for healthcare workers<\/li>\n\n\n\n<li>Non-compliance with Ministry of Health Infection Control Regulations, ASHRAE 170, EN 1822, ISO 14644, and other standards<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Types_of_Medical-Grade_Air_Filters_and_International_Standards\"><\/span>Types of Medical-Grade Air Filters and International Standards<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p>Medical air filters are classified based on filtration efficiency and target particle size. Common standards include:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"EN_1822_ISO_29463\"><\/span>EN 1822 \/ ISO 29463<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul>\n<li><strong>HEPA H13:<\/strong> \u226599.95% at MPPS<\/li>\n\n\n\n<li><strong>HEPA H14:<\/strong> \u226599.995% at MPPS<\/li>\n\n\n\n<li><strong>ULPA U15\u2013U17:<\/strong> \u226599.999% at 0.1\u20130.2 \u03bcm<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ASHRAE_522\"><\/span>ASHRAE 52.2<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul>\n<li><strong>MERV 14\u201316:<\/strong> Used for pre-filtration in general healthcare areas<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ISO_14644-1\"><\/span>ISO 14644-1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul>\n<li>Cleanroom classifications (ISO 5\u20138 commonly used in sterile medical zones)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ASHRAE_Standard_170\"><\/span>ASHRAE Standard 170<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul>\n<li>Ventilation requirements for healthcare facilities<\/li>\n\n\n\n<li>Requires HEPA terminal filtration in operating rooms and Protective Environment (PE) rooms<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Overview_of_Common_Medical-Grade_Filters\"><\/span>Overview of Common Medical-Grade Filters<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Pre-Filters_Medium-Efficiency_Filters\"><\/span>1. Pre-Filters \/ Medium-Efficiency Filters<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>(MERV 7\u201313 \/ G4\u2013F9)<\/p>\n\n\n\n<p>Capture large particles (&gt;1\u201310 \u03bcm) such as hair, fibers, and dust.<br>Used as upstream protection to extend HEPA lifespan.<br>Suitable for general wards, outpatient areas, and administrative HVAC systems.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_HEPA_Filters_H13_H14\"><\/span>2. HEPA Filters (H13 \/ H14)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Efficiency \u226599.95\u201399.995% at MPPS (typically 0.1\u20130.3 \u03bcm).<br>Mainstream choice for healthcare environments.<\/p>\n\n\n\n<p>Effectively removes:<\/p>\n\n\n\n<ul>\n<li>Bacteria<\/li>\n\n\n\n<li>Virus carriers<\/li>\n\n\n\n<li>Pollen<\/li>\n\n\n\n<li>Fungal spores<\/li>\n<\/ul>\n\n\n\n<p>Common designs include separatorless and mini-pleat structures for lower pressure drop and lightweight construction.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_ULPA_Filters_U15\"><\/span>3. ULPA Filters (U15)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Efficiency \u226599.999% at 0.1\u20130.2 \u03bcm.<\/p>\n\n\n\n<p>Used in:<\/p>\n\n\n\n<ul>\n<li>Aseptic pharmaceutical filling lines<\/li>\n\n\n\n<li>Cell therapy rooms<\/li>\n\n\n\n<li>Gene therapy laboratories<\/li>\n\n\n\n<li>High-end sterile medical device packaging areas<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Chemical_Filters\"><\/span>4. Chemical Filters<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Adsorb:<\/p>\n\n\n\n<ul>\n<li>VOCs<\/li>\n\n\n\n<li>Formaldehyde<\/li>\n\n\n\n<li>Anesthetic gases<\/li>\n\n\n\n<li>Disinfectant residues (e.g., glutaraldehyde, hydrogen peroxide)<\/li>\n<\/ul>\n\n\n\n<p>Often combined with HEPA filters in operating rooms and chemotherapy preparation areas.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_FFU_Fan_Filter_Unit\"><\/span>5. FFU (Fan Filter Unit)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Integrated fan + HEPA\/ULPA module.<br>Installed in ceilings to provide localized laminar airflow.<\/p>\n\n\n\n<p>Standard equipment for:<\/p>\n\n\n\n<ul>\n<li>Operating rooms<\/li>\n\n\n\n<li>Clean preparation rooms<\/li>\n\n\n\n<li>Biosafety cabinets<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Recommended_Filter_Applications_by_Hospital_Area\"><\/span>Recommended Filter Applications by Hospital Area<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Area<\/th><th>Cleanliness Level (ISO)<\/th><th>Recommended Filter Grade<\/th><th>Key Contaminant Control<\/th><th>Typical Equipment<\/th><\/tr><\/thead><tbody><tr><td>General Ward \/ Outpatient<\/td><td>ISO 8 or below<\/td><td>MERV 13\u201314 + H13<\/td><td>PM2.5, allergens, respiratory droplets<\/td><td>Central AHU<\/td><\/tr><tr><td>Protective Environment (PE) Room<\/td><td>ISO 7<\/td><td>H13\u2013H14 HEPA terminal<\/td><td>Mold &amp; bacteria protection<\/td><td>Terminal HEPA box \/ FFU<\/td><\/tr><tr><td>ICU \/ Isolation Room<\/td><td>ISO 7\u20138<\/td><td>H13\u2013H14 + antimicrobial coating<\/td><td>Viral aerosols, MDR bacteria<\/td><td>FFU \/ dedicated air handler<\/td><\/tr><tr><td>Operating Room (Class A\/B)<\/td><td>ISO 5\u20137<\/td><td>H14 HEPA + laminar flow<\/td><td>Surgical smoke, aerosols, bacteria<\/td><td>Laminar flow canopy \/ FFU array<\/td><\/tr><tr><td>Sterile Pharmacy \/ Compounding<\/td><td>ISO 5\u20137<\/td><td>H14 \/ ULPA<\/td><td>Particulates &amp; cross-contamination<\/td><td>BSC \/ clean bench<\/td><\/tr><tr><td>Cell \/ Gene Therapy Lab<\/td><td>ISO 4\u20135<\/td><td>ULPA U15+<\/td><td>Nano-scale contaminants, viral vectors<\/td><td>High-clean FFU system<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Five_Practical_Considerations_for_Selecting_Medical-Grade_Air_Filters\"><\/span>Five Practical Considerations for Selecting Medical-Grade Air Filters<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Cleanliness_Regulatory_Requirements\"><\/span>1. Cleanliness &amp; Regulatory Requirements<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Confirm ISO classification and ASHRAE compliance requirements for the specific area.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Filtration_Efficiency_MPPS_Testing\"><\/span>2. Filtration Efficiency &amp; MPPS Testing<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Prioritize filters certified under EN 1822 MPPS testing.<br>Avoid products labeled only as \u201c99.97% @ 0.3 \u03bcm,\u201d which reflect outdated testing standards.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Pressure_Drop_Energy_Efficiency\"><\/span>3. Pressure Drop &amp; Energy Efficiency<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Healthcare HVAC systems operate 24\/7.<br>Low initial pressure drop (&lt;250 Pa) significantly reduces fan energy consumption and operational costs.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Dust-Holding_Capacity_Replacement_Cycle\"><\/span>4. Dust-Holding Capacity &amp; Replacement Cycle<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>High-capacity designs (deep-pleat or V-bank) extend service life, reduce downtime, and minimize infection risk during maintenance.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Certification_Integrity_Testing\"><\/span>5. Certification &amp; Integrity Testing<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul>\n<li>Factory DOP\/PAO scan test reports required<\/li>\n\n\n\n<li>On-site integrity testing (DOP or DEHS challenge test) must be conducted after installation to ensure zero leakage<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Medical-Grade Air Filter Application and Selection Guide The Ultimate Protection Solution for Hospitals, Operating Rooms, ICUs, and Clean Medical Environments In 2026\u2014an era shaped by the post-pandemic landscape and accelerating population aging\u2014medical-grade air filters have become indispensable core protection systems for hospitals, clinics, long-term care facilities, pharmaceutical plants, and biological laboratories. These filtration systems not [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":15308,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_jetpack_memberships_contains_paid_content":false},"categories":[141],"tags":[],"blocksy_meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Application and Selection Guide for Medical-Grade Air Filters - Hencolin International |Industrial Air Filter Manufacturer<\/title>\n<meta name=\"description\" content=\"Learn how to select medical-grade air filters for hospitals, operating rooms, ICUs and cleanrooms, covering HEPA, ULPA, chemical filters, ISO 14644 and ASHRAE 170.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.hencolin.com\/en\/info-air-filter\/medical-grade-air-filter-selection-guide-hospitals-cleanrooms\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Application and Selection Guide for Medical-Grade Air Filters - 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