{"product_id":"hepa-laminar-flow-panel-filter-ffu","title":"HEPA Laminar Flow Panel Filter","description":"\u003cbody\u003e\n\n\n  \u003cmeta charset=\"UTF-8\"\u003e\n  \u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\n  \u003ctitle\u003eHEPA LF — Laminar Flow HEPA Air Filter — H13 \/ H14 \/ U15 | AccuraFil\u003c\/title\u003e\n\n  \u003cmeta name=\"description\" content=\"AccuraFil HEPA LF Laminar Flow HEPA Air Filter with mini-pleat construction. H13, H14, U15 per EN 1822. Ultra-high surface area, individually scan-tested, extruded aluminum frame. For cleanrooms, hospitals, pharma, and laminar flow systems.\"\u003e\n  \u003cmeta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\"\u003e\n  \u003clink rel=\"canonical\" href=\"https:\/\/www.accurafil.com\/products\/hepa-laminar-flow-panel-filter-ffu\"\u003e\n\n  \u003cmeta property=\"og:title\" content=\"HEPA LF Laminar Flow HEPA Air Filter | AccuraFil H13 \/ H14 \/ U15\"\u003e\n  \u003cmeta property=\"og:description\" content=\"Mini-pleat HEPA panel filter with individual scan testing per EN 1822. Extruded anodized aluminum frame. For terminal housing and laminar flow systems.\"\u003e\n  \u003cmeta property=\"og:type\" content=\"product\"\u003e\n  \u003cmeta property=\"og:url\" content=\"https:\/\/www.accurafil.com\/products\/hepa-laminar-flow-panel-filter-ffu\"\u003e\n  \u003cmeta property=\"og:site_name\" content=\"AccuraFil\"\u003e\n  \u003cmeta property=\"og:locale\" content=\"en_US\"\u003e\n\n  \u003cmeta property=\"product:price:currency\" content=\"USD\"\u003e\n  \u003cmeta property=\"product:availability\" content=\"in stock\"\u003e\n  \u003cmeta property=\"product:condition\" content=\"new\"\u003e\n  \u003cmeta property=\"product:brand\" content=\"AccuraFil\"\u003e\n  \u003cmeta property=\"product:retailer_item_id\" content=\"ACC-HEPA-LF\"\u003e\n  \u003cmeta property=\"product:category\" content=\"Industrial HVAC Filtration\"\u003e\n\n  \u003cmeta name=\"twitter:card\" content=\"summary_large_image\"\u003e\n  \u003cmeta name=\"twitter:title\" content=\"HEPA LF Laminar Flow HEPA Air Filter | AccuraFil\"\u003e\n  \u003cmeta name=\"twitter:description\" content=\"H13 \/ H14 \/ U15 mini-pleat HEPA panel filter. Individual scan tested per EN 1822. Ships within 2–5 business days.\"\u003e\n\n  \u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\": \"https:\/\/schema.org\/\",\n    \"@type\": \"Product\",\n    \"name\": \"AccuraFil HEPA LF Laminar Flow HEPA Air Filter\",\n    \"alternateName\": \"HEPA Mini-Pleat Panel Filter for Laminar Flow Systems\",\n    \"url\": \"https:\/\/www.accurafil.com\/products\/hepa-laminar-flow-panel-filter-ffu\",\n    \"description\": \"Ultra-high surface area HEPA LF filter with mini-pleat media pack for maximum airflow, lower pressure drop, and extended filter lifetime. Available in H13, H14, and U15 grades per EN 1822. Individually scan-tested for leak-proof performance. 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The mini-pleat geometry maximizes filtration surface area within a compact panel, delivering ultra-high airflow at low pressure drop. It is designed for laminar flow systems, terminal housing, and critical cleanroom applications requiring H13, H14, or U15 filtration per EN 1822.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"What EN 1822 grades are available for the HEPA LF filter?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"AccuraFil HEPA LF filters are available in H13, H14, and U15 grades per EN 1822, corresponding to MPPS efficiencies of ≥99.95%, ≥99.995%, and ≥99.9995% respectively. H14 and U15 are suitable for the most demanding pharmaceutical, semiconductor, and ISO Class 3–4 cleanroom environments.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"How is each HEPA LF filter tested?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"Every AccuraFil HEPA LF filter undergoes individual scan testing per EN 1822 to ensure completely leak-proof performance. Individual test results are printed directly on each filter unit, providing full traceability and quality assurance for regulated industries.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"What frame options are available for the HEPA LF filter?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"The standard HEPA LF frame is an extruded, anodized aluminum profile. Optional frame materials include galvanized iron (GI), standard aluminum (Al), and stainless steel (SS) for applications requiring enhanced corrosion resistance or hygienic construction.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"What filter depths are available for the HEPA LF?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"AccuraFil HEPA LF filters are available in five depth options: 2.6\\\", 2.96\\\", 3.55\\\", 4.6\\\", and 5.96\\\" to accommodate a wide range of terminal housings and laminar flow system configurations.\"\n        }\n      }\n    ]\n  }\n  \u003c\/script\u003e\n\n  \u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\": \"https:\/\/schema.org\",\n    \"@type\": \"BreadcrumbList\",\n    \"itemListElement\": [\n      { \"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\",                  \"item\": \"https:\/\/www.accurafil.com\" },\n      { \"@type\": 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var(--color-teal-bright);\n      margin-bottom: 6px;\n    }\n    .card-title {\n      font-size: var(--text-lg);\n      font-weight: 700;\n      color: var(--color-teal-mid);\n      margin-bottom: 20px;\n      padding-bottom: 10px;\n      border-bottom: 2px solid var(--color-slate-100);\n    }\n\n    \/* ── Layout ── *\/\n    .grid-2 {\n      display: grid;\n      grid-template-columns: 1fr 1fr;\n      gap: 30px;\n      margin-bottom: 30px;\n    }\n    @media (max-width: 768px) { .grid-2 { grid-template-columns: 1fr; } }\n\n    \/* ── Specs table ── *\/\n    .specs-table { width: 100%; border-collapse: collapse; }\n    .specs-table tr:last-child td { border-bottom: none; }\n    .specs-table td {\n      padding: 12px 15px;\n      border-bottom: 1px solid var(--color-slate-100);\n      font-size: var(--text-sm);\n      vertical-align: top;\n    }\n    .spec-label {\n      font-weight: 700;\n      color: var(--color-slate-600);\n      background: var(--color-slate-50);\n      width: 42%;\n    }\n    .spec-value { color: var(--color-slate-800); }\n\n    \/* ── Pills ── *\/\n    .merv-pills { display: flex; flex-wrap: wrap; gap: 5px; }\n    .merv-pill {\n      display: inline-block;\n      padding: 3px 10px;\n      border-radius: 100px;\n      background: var(--color-teal-pale);\n      color: var(--color-teal-mid);\n      font-size: var(--text-xs);\n      font-weight: 700;\n      border: 1px solid rgba(0,123,140,0.2);\n    }\n\n    \/* ── Highlight bar ── *\/\n    .highlight-bar {\n      background: linear-gradient(90deg, var(--color-teal-mid) 0%, var(--color-accent-green) 100%);\n      color: var(--color-white);\n      padding: 18px 28px;\n      border-radius: var(--radius-sm);\n      text-align: center;\n      font-weight: 700;\n      font-size: var(--text-md);\n      margin-bottom: 30px;\n    }\n\n    \/* ── Use cases ── *\/\n    .use-case-grid {\n      display: grid;\n      grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));\n      gap: 20px;\n      margin-top: 20px;\n    }\n    .use-case-item {\n      text-align: center;\n      padding: 20px 16px;\n      background: var(--color-teal-pale);\n      border-radius: var(--radius-sm);\n      border: 1px solid rgba(0,123,140,0.2);\n      transition: background var(--transition), transform var(--transition);\n    }\n    .use-case-item:hover { background: rgba(0,155,173,0.1); transform: translateY(-2px); }\n    .use-case-item strong {\n      display: block;\n      color: var(--color-teal-deep);\n      font-weight: 700;\n      font-size: var(--text-sm);\n      margin-bottom: 8px;\n    }\n    .use-case-item p {\n      font-size: var(--text-xs);\n      color: var(--color-slate-600);\n      line-height: 1.5;\n    }\n\n    \/* ── How-to steps ── *\/\n    .howto-steps { list-style: none; display: flex; flex-direction: column; }\n    .howto-step {\n      display: flex;\n      gap: 18px;\n      align-items: flex-start;\n      padding: 20px 0;\n      border-bottom: 1px solid var(--color-slate-100);\n    }\n    .howto-step:last-child { border-bottom: none; }\n    .step-number {\n      flex-shrink: 0;\n      width: 54px;\n      height: 54px;\n      background: var(--color-teal-mid);\n      color: var(--color-white);\n      border-radius: 50%;\n      display: flex;\n      align-items: center;\n      justify-content: center;\n      font-weight: 700;\n      font-size: var(--text-sm);\n    }\n    .step-content h3 {\n      font-size: var(--text-md);\n      font-weight: 700;\n      color: var(--color-teal-deep);\n      margin-bottom: 6px;\n    }\n    .step-content p {\n      font-size: var(--text-sm);\n      color: var(--color-slate-600);\n      line-height: 1.65;\n    }\n\n    \/* ── FAQ ── *\/\n    .faq-list { display: flex; flex-direction: column; }\n    .faq-item {\n      border-bottom: 1px solid var(--color-slate-100);\n      padding: 20px 0;\n    }\n    .faq-item:last-child { border-bottom: none; }\n    .faq-item h3 {\n      font-size: var(--text-md);\n      font-weight: 700;\n      color: var(--color-teal-deep);\n      margin-bottom: 8px;\n    }\n    .faq-item p {\n      font-size: var(--text-base);\n      color: var(--color-slate-600);\n      line-height: 1.65;\n    }\n\n    \/* ── Prose ── *\/\n    .prose { font-size: var(--text-md); line-height: 1.75; color: var(--color-slate-600); }\n    .prose p + p  { margin-top: 14px; }\n    .prose strong { color: var(--color-slate-800); }\n\n    \/* ── Spacing helpers ── *\/\n    .mb-30 { margin-bottom: 30px; }\n    .mb-40 { margin-bottom: 40px; }\n\n    \/* ── Feature cards ── *\/\n    .features-section {\n      display: grid;\n      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));\n      gap: 30px;\n      margin-bottom: 50px;\n    }\n    .feature-card {\n      background: white;\n      padding: 30px;\n      border-radius: 15px;\n      box-shadow: 0 10px 30px rgba(0,0,0,0.1);\n      transition: all 0.3s ease;\n      position: relative;\n      overflow: hidden;\n    }\n    .feature-card::before {\n      content: '';\n      position: absolute;\n      top: 0; left: 0;\n      width: 100%; height: 4px;\n      background: linear-gradient(90deg, #007B8C, #2ECC71);\n    }\n    .feature-card:hover { transform: translateY(-10px); box-shadow: 0 20px 40px rgba(0,0,0,0.15); }\n    .feature-icon {\n      width: 60px; height: 60px;\n      background: #97e6e6;\n      border-radius: 50%;\n      display: flex;\n      align-items: center;\n      justify-content: center;\n      margin-bottom: 20px;\n      font-size: 30px;\n    }\n    .feature-title { font-size: 2.2rem; font-weight: 600; margin-bottom: 15px; color: #2c3e50; }\n    .feature-list { list-style: none; font-size: 2rem; }\n    .feature-list li { padding: 7px 0; color: #555; border-bottom: 1px solid #f0f0f0; }\n    .feature-list li:last-child { border-bottom: none; }\n    .feature-list li::before { content: '✓ '; color: var(--color-teal-mid); font-weight: 700; }\n\n    \/* ── Depth grid ── *\/\n    .depth-grid {\n      display: grid;\n      grid-template-columns: repeat(5, 1fr);\n      gap: 12px;\n      margin-top: 20px;\n    }\n    @media (max-width: 700px) { .depth-grid { grid-template-columns: repeat(2, 1fr); } }\n    @media (max-width: 400px) { .depth-grid { grid-template-columns: 1fr; } }\n\n    .depth-card {\n      text-align: center;\n      padding: 18px 10px;\n      background: var(--color-teal-pale);\n      border-radius: var(--radius-sm);\n      border: 1px solid rgba(0,123,140,0.2);\n      transition: background var(--transition), transform var(--transition);\n    }\n    .depth-card:hover { background: rgba(0,155,173,0.1); transform: translateY(-2px); }\n    .depth-label { font-size: 2.8rem; font-weight: 700; color: var(--color-teal-mid); display: block; margin-bottom: 6px; }\n    .depth-desc  { font-size: var(--text-xs); color: var(--color-slate-600); line-height: 1.4; }\n\n    \/* ── Grade comparison table ── *\/\n    .grade-table { width: 100%; border-collapse: collapse; margin-top: 20px; font-size: var(--text-sm); }\n    .grade-table th {\n      background: var(--color-teal-mid);\n      color: white;\n      padding: 12px 15px;\n      text-align: left;\n      font-weight: 700;\n    }\n    .grade-table th:first-child { border-radius: var(--radius-sm) 0 0 0; }\n    .grade-table th:last-child  { border-radius: 0 var(--radius-sm) 0 0; }\n    .grade-table td {\n      padding: 11px 15px;\n      border-bottom: 1px solid var(--color-slate-100);\n      color: var(--color-slate-800);\n      vertical-align: middle;\n    }\n    .grade-table tr:last-child td { border-bottom: none; }\n    .grade-table tr:nth-child(even) td { background: var(--color-slate-50); }\n\n    .grade-badge { display: inline-block; padding: 3px 10px; border-radius: 100px; font-size: var(--text-xs); font-weight: 700; }\n    .grade-h13 { background: rgba(0,123,140,0.12);  color: var(--color-teal-mid);     border: 1px solid rgba(0,123,140,0.25); }\n    .grade-h14 { background: rgba(46,204,113,0.15); color: #1a9a50;                   border: 1px solid rgba(46,204,113,0.3); }\n    .grade-u15 { background: rgba(123,94,167,0.13); color: var(--color-accent-purple); border: 1px solid rgba(123,94,167,0.3); }\n\n    \/* ── Scan test callout ── *\/\n    .scan-callout {\n      display: flex;\n      align-items: flex-start;\n      gap: 20px;\n      background: linear-gradient(135deg, var(--color-teal-pale) 0%, #e0f7f7 100%);\n      border: 1px solid rgba(0,123,140,0.2);\n      border-radius: var(--radius-sm);\n      padding: 22px 24px;\n      margin-top: 24px;\n    }\n    .scan-callout-icon { font-size: 3.2rem; flex-shrink: 0; line-height: 1; }\n    .scan-callout-text strong {\n      display: block;\n      font-size: var(--text-md);\n      font-weight: 700;\n      color: var(--color-teal-deep);\n      margin-bottom: 6px;\n    }\n    .scan-callout-text p {\n      font-size: var(--text-sm);\n      color: var(--color-slate-600);\n      line-height: 1.6;\n    }\n  \u003c\/style\u003e\n\n\n\n\u003cdiv class=\"page-wrapper\"\u003e\n\n  \u003c!-- Breadcrumb --\u003e\n  \u003cnav aria-label=\"Breadcrumb\" class=\"breadcrumb\"\u003e\n    \u003ca href=\"https:\/\/www.accurafil.com\"\u003eHome\u003c\/a\u003e\n    \u003cspan aria-hidden=\"true\"\u003e›\u003c\/span\u003e\n    \u003ca href=\"\/collections\/industrial-air-filters\"\u003eIndustrial Air Filters\u003c\/a\u003e\n    \u003cspan aria-hidden=\"true\"\u003e›\u003c\/span\u003e\n    \u003ca href=\"\/collections\/hepa-filters\"\u003eHEPA Filters\u003c\/a\u003e\n    \u003cspan aria-hidden=\"true\"\u003e›\u003c\/span\u003e\n    \u003cspan class=\"breadcrumb-current\" aria-current=\"page\"\u003eHEPA LF Laminar Flow HEPA Air Filter\u003c\/span\u003e\n  \u003c\/nav\u003e\n\n  \u003cmain\u003e\n\n    \u003c!-- ══════════════════════════════════════\n         HERO\n    ══════════════════════════════════════ --\u003e\n    \u003cheader class=\"product-hero\" role=\"banner\"\u003e\n      \u003cp class=\"hero-eyebrow\"\u003eIndustrial HEPA Filtration · Mini-Pleat Panel Construction\u003c\/p\u003e\n      \u003ch1 itemprop=\"name\"\u003eHEPA LF — Laminar Flow HEPA Air Filter\u003c\/h1\u003e\n      \u003cp class=\"hero-subtitle\"\u003eUltra-High Surface Area · Individually Scan-Tested Per EN 1822\u003c\/p\u003e\n      \u003cdiv class=\"hero-badges\" role=\"list\" aria-label=\"Product performance highlights\"\u003e\n        \u003cspan class=\"badge badge-green\" role=\"listitem\"\u003eH14 · ≥99.995% MPPS\u003c\/span\u003e\n        \u003cspan class=\"badge badge-teal\" role=\"listitem\"\u003eMini-Pleat Construction\u003c\/span\u003e\n        \n        \u003cspan class=\"badge badge-blue\" role=\"listitem\"\u003eLaminar Flow Compatible\u003c\/span\u003e\n        \u003cspan class=\"badge badge-green\" role=\"listitem\"\u003eLow Pressure Drop\u003c\/span\u003e\n        \u003cspan class=\"badge badge-teal\" role=\"listitem\"\u003ePTFE Media Option\u003c\/span\u003e\n      \u003c\/div\u003e\n    \u003c\/header\u003e\n\n    \u003c!-- ══════════════════════════════════════\n         CTA #1 — TOP (attached to hero base)\n    ══════════════════════════════════════ --\u003e\n    \u003cdiv class=\"cta-strip\" role=\"complementary\" aria-label=\"Primary product actions\"\u003e\n      \u003cspan class=\"cta-strip-label\"\u003eCustom-built to your exact specifications\u003c\/span\u003e\n      \u003cdiv class=\"cta-strip-divider\" aria-hidden=\"true\"\u003e\u003c\/div\u003e\n      \u003ca href=\"https:\/\/www.accurafil.com\/pages\/contact\" class=\"btn-primary\" rel=\"noopener\" aria-label=\"Request a custom HEPA LF quote from AccuraFil\"\u003e\n        Request a Quote\n      \u003c\/a\u003e\n      \u003ca href=\"https:\/\/www.accurafil.com\/collections\/hepa-filters\" class=\"btn-secondary\" rel=\"noopener\" aria-label=\"View all AccuraFil HEPA filter products\"\u003e\n        View All HEPA Filters\n      \u003c\/a\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- ══════════════════════════════════════\n         ABOUT\n    ══════════════════════════════════════ --\u003e\n    \u003carticle class=\"card mb-40\" aria-labelledby=\"about-heading\"\u003e\n      \u003cp class=\"card-eyebrow\"\u003eAbout This Product\u003c\/p\u003e\n      \u003ch2 class=\"card-title\" id=\"about-heading\"\u003eUltra-High Efficiency HEPA Filtration for Critical Environments\u003c\/h2\u003e\n      \u003cdiv class=\"prose\" itemprop=\"description\"\u003e\n        \u003cul style=\"padding-left:20px; line-height: 2;\"\u003e\n          \u003cli\u003eAccuraFil HEPA LF uses a mini-pleat media pack to deliver an ultra-large filtering area, maximizing airflow while maintaining minimum pressure drop and extending filter service life.\u003c\/li\u003e\n          \u003cli\u003eAvailable in H13, H14, and U15 grades per EN 1822, achieving MPPS efficiencies up to ≥99.9995% and DOP efficiencies at 0.3μ up to ≥99.9999%.\u003c\/li\u003e\n          \u003cli\u003eStandard media is micro glass fiber paper; PTFE membrane media is available as an option for applications requiring superior chemical resistance or enhanced moisture tolerance.\u003c\/li\u003e\n          \u003cli\u003eEvery filter undergoes individual scan testing per EN 1822 — test results are labeled directly on each unit for full traceability in regulated and audited environments.\u003c\/li\u003e\n          \u003cli\u003eStandard frame is an extruded anodized aluminum profile. GI, standard Al, and stainless steel frame options are available. Designed for terminal housing and laminar flow system mounting.\u003c\/li\u003e\n        \u003c\/ul\u003e\n\n        \u003cdiv class=\"scan-callout\" role=\"note\" aria-label=\"Custom HEPA laminar flow panel filter quality assurance\"\u003e\n          \u003cspan class=\"scan-callout-icon\" aria-hidden=\"true\"\u003e🔍\u003c\/span\u003e\n          \u003cdiv class=\"scan-callout-text\"\u003e\n            \u003cstrong\u003eCustom HEPA Laminar Flow Panel Filters\u003c\/strong\u003e\n            \u003cp\u003ePrecision-engineered for cleanrooms and critical manufacturing environments — custom-built to your exact dimensions, efficiency ratings, frame materials, and sealing requirements for superior fit, aseptic performance, and long-lasting filtration reliability.\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/article\u003e\n\n    \u003c!-- ══════════════════════════════════════\n         FEATURE CARDS\n    ══════════════════════════════════════ --\u003e\n    \u003cdiv class=\"features-section\"\u003e\n\n      \u003cdiv class=\"feature-card\"\u003e\n        \u003cdiv class=\"feature-icon\" aria-hidden=\"true\"\u003e🔬\u003c\/div\u003e\n        \u003ch3 class=\"feature-title\"\u003eHEPA-Grade Filtration Technology\u003c\/h3\u003e\n        \u003cul class=\"feature-list\"\u003e\n          \u003cli\u003eMini-pleat media pack for maximum surface area in compact depth\u003c\/li\u003e\n          \u003cli\u003eH13 \/ H14 \/ U15 grades per EN 1822\u003c\/li\u003e\n          \u003cli\u003eMPPS efficiency up to ≥99.9995% (U15)\u003c\/li\u003e\n          \u003cli\u003eDOP efficiency @ 0.3μ up to ≥99.9999%\u003c\/li\u003e\n          \u003cli\u003ePTFE membrane media option available\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"feature-card\"\u003e\n        \u003cdiv class=\"feature-icon\" aria-hidden=\"true\"\u003e⚙️\u003c\/div\u003e\n        \u003ch3 class=\"feature-title\"\u003ePremium Construction\u003c\/h3\u003e\n        \u003cul class=\"feature-list\"\u003e\n          \u003cli\u003eMicro glass fiber paper media (PTFE optional)\u003c\/li\u003e\n          \u003cli\u003eHot melt bead media separator for pleat stability\u003c\/li\u003e\n          \u003cli\u003eExtruded anodized Al frame (GI \/ Al \/ SS options)\u003c\/li\u003e\n          \u003cli\u003eCompressed metal mesh face guard, powder coated\u003c\/li\u003e\n          \u003cli\u003eTwo-part polyurethane media sealant\u003c\/li\u003e\n          \u003cli\u003eSeamless PU \/ Neoprene gasket\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"feature-card\"\u003e\n        \u003cdiv class=\"feature-icon\" aria-hidden=\"true\"\u003e🛡️\u003c\/div\u003e\n        \u003ch3 class=\"feature-title\"\u003ePerformance \u0026amp; Compliance\u003c\/h3\u003e\n        \u003cul class=\"feature-list\"\u003e\n          \u003cli\u003eIndividual scan tested per EN 1822 — results labeled on each unit\u003c\/li\u003e\n          \u003cli\u003eLow pressure drop for reduced energy consumption\u003c\/li\u003e\n          \u003cli\u003eMax 90% relative humidity operation\u003c\/li\u003e\n          \u003cli\u003eMax temperature 70°C \/ 158°F\u003c\/li\u003e\n          \u003cli\u003eTerminal housing \u0026amp; laminar flow system compatible\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n\n    \u003c\/div\u003e\n\n    \u003c!-- ══════════════════════════════════════\n         GRADE COMPARISON + SPECS\n    ══════════════════════════════════════ --\u003e\n    \u003cdiv class=\"grid-2 mb-40\"\u003e\n\n      \u003csection class=\"card\" aria-labelledby=\"grades-heading\"\u003e\n        \u003cp class=\"card-eyebrow\"\u003eFilter Grade Comparison\u003c\/p\u003e\n        \u003ch2 class=\"card-title\" id=\"grades-heading\"\u003eEN 1822 Grades \u0026amp; Efficiency\u003c\/h2\u003e\n\n        \u003ctable class=\"grade-table\" role=\"table\" aria-label=\"HEPA LF filter grade efficiency comparison\"\u003e\n          \u003cthead\u003e\n            \u003ctr\u003e\n              \u003cth\u003eGrade\u003c\/th\u003e\n              \u003cth\u003eMPPS Efficiency\u003c\/th\u003e\n              \u003cth\u003eDOP @ 0.3μ\u003c\/th\u003e\n            \u003c\/tr\u003e\n          \u003c\/thead\u003e\n          \u003ctbody\u003e\n            \u003ctr\u003e\n              \u003ctd\u003e\u003cspan class=\"grade-badge grade-h13\"\u003eH13\u003c\/span\u003e\u003c\/td\u003e\n              \u003ctd\u003e≥ 99.95%\u003c\/td\u003e\n              \u003ctd\u003e≥ 99.99%\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003e\u003cspan class=\"grade-badge grade-h14\"\u003eH14\u003c\/span\u003e\u003c\/td\u003e\n              \u003ctd\u003e≥ 99.995%\u003c\/td\u003e\n              \u003ctd\u003e≥ 99.999%\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003e\u003cspan class=\"grade-badge grade-u15\"\u003eU15\u003c\/span\u003e\u003c\/td\u003e\n              \u003ctd\u003e≥ 99.9995%\u003c\/td\u003e\n              \u003ctd\u003e≥ 99.9999%\u003c\/td\u003e\n            \u003c\/tr\u003e\n          \u003c\/tbody\u003e\n        \u003c\/table\u003e\n\n        \u003cdiv style=\"margin-top:28px;\"\u003e\n          \u003cp style=\"font-size:var(--text-sm);font-weight:700;color:var(--color-slate-600);text-transform:uppercase;letter-spacing:0.1em;margin-bottom:8px;\"\u003eAvailable Filter Depths\u003c\/p\u003e\n          \u003cdiv class=\"depth-grid\"\u003e\n            \u003cdiv class=\"depth-card\"\u003e\n              \u003cspan class=\"depth-label\"\u003e2.6\"\u003c\/span\u003e\n              \u003cspan class=\"depth-desc\"\u003eCompact terminal housing\u003c\/span\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"depth-card\"\u003e\n              \u003cspan class=\"depth-label\"\u003e2.96\"\u003c\/span\u003e\n              \u003cspan class=\"depth-desc\"\u003eStandard laminar flow fit\u003c\/span\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"depth-card\"\u003e\n              \u003cspan class=\"depth-label\"\u003e3.55\"\u003c\/span\u003e\n              \u003cspan class=\"depth-desc\"\u003eMid-depth AHU frames\u003c\/span\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"depth-card\"\u003e\n              \u003cspan class=\"depth-label\"\u003e4.6\"\u003c\/span\u003e\n              \u003cspan class=\"depth-desc\"\u003eHigh-capacity installations\u003c\/span\u003e\n            \u003c\/div\u003e\n            \u003cdiv class=\"depth-card\"\u003e\n              \u003cspan class=\"depth-label\"\u003e5.96\"\u003c\/span\u003e\n              \u003cspan class=\"depth-desc\"\u003eMaximum DHC \u0026amp; service life\u003c\/span\u003e\n            \u003c\/div\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/section\u003e\n\n      \u003csection class=\"card\" aria-labelledby=\"specs-heading\"\u003e\n        \u003cp class=\"card-eyebrow\"\u003eTechnical Data\u003c\/p\u003e\n        \u003ch2 class=\"card-title\" id=\"specs-heading\"\u003eTechnical Specifications \u0026amp; Compliance\u003c\/h2\u003e\n        \u003ctable class=\"specs-table\" role=\"table\" aria-label=\"Product technical specifications\"\u003e\n          \u003ctbody\u003e\n            \u003ctr\u003e\n              \u003ctd class=\"spec-label\" scope=\"row\"\u003eFilter Type\u003c\/td\u003e\n              \u003ctd class=\"spec-value\"\u003eMini Pleat Construction\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd class=\"spec-label\" scope=\"row\"\u003eFilter Grades (EN 1822)\u003c\/td\u003e\n              \u003ctd class=\"spec-value\"\u003e\n                \u003cdiv class=\"merv-pills\" aria-label=\"Available filter grades\"\u003e\n                  \u003cspan class=\"merv-pill\"\u003eH13\u003c\/span\u003e\n                  \u003cspan class=\"merv-pill\"\u003eH14\u003c\/span\u003e\n                  \u003cspan class=\"merv-pill\"\u003eU15\u003c\/span\u003e\n                \u003c\/div\u003e\n              \u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd class=\"spec-label\" scope=\"row\"\u003eMPPS Efficiency\u003c\/td\u003e\n              \u003ctd class=\"spec-value\"\u003e≥99.95% \/ ≥99.995% \/ ≥99.9995%\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd class=\"spec-label\" scope=\"row\"\u003eDOP Efficiency @ 0.3μ\u003c\/td\u003e\n              \u003ctd class=\"spec-value\"\u003e≥99.99% \/ ≥99.999% \/ ≥99.9999%\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd class=\"spec-label\" scope=\"row\"\u003eFilter Media\u003c\/td\u003e\n              \u003ctd class=\"spec-value\" itemprop=\"material\"\u003eMicro Glass Fiber Paper (PTFE optional)\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd class=\"spec-label\" scope=\"row\"\u003eMedia Separator\u003c\/td\u003e\n              \u003ctd class=\"spec-value\"\u003eHot Melt Bead\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd class=\"spec-label\" scope=\"row\"\u003eFrame\u003c\/td\u003e\n              \u003ctd class=\"spec-value\"\u003eExtruded Al Anodized \/ SS \/ GI\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd class=\"spec-label\" scope=\"row\"\u003eFace Guard\u003c\/td\u003e\n              \u003ctd class=\"spec-value\"\u003eCompressed Metal Mesh (Powder Coated)\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd class=\"spec-label\" scope=\"row\"\u003eMedia Sealant\u003c\/td\u003e\n              \u003ctd class=\"spec-value\"\u003eTwo-Part Poly-Urethane\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd class=\"spec-label\" scope=\"row\"\u003eGasket\u003c\/td\u003e\n              \u003ctd class=\"spec-value\"\u003eSeamless PU \/ Neoprene\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd class=\"spec-label\" scope=\"row\"\u003eFilter Depths\u003c\/td\u003e\n              \u003ctd class=\"spec-value\"\u003e2.6\" \/ 2.96\" \/ 3.55\" \/ 4.6\" \/ 5.96\"\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd class=\"spec-label\" scope=\"row\"\u003eMax Humidity\u003c\/td\u003e\n              \u003ctd class=\"spec-value\"\u003e90% RH\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd class=\"spec-label\" scope=\"row\"\u003eMax Temperature\u003c\/td\u003e\n              \u003ctd class=\"spec-value\"\u003e70°C \/ 158°F\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd class=\"spec-label\" scope=\"row\"\u003eMax Pressure Drop\u003c\/td\u003e\n              \u003ctd class=\"spec-value\"\u003e2.00\" wg (Recommended)\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd class=\"spec-label\" scope=\"row\"\u003eTesting Standard\u003c\/td\u003e\n              \u003ctd class=\"spec-value\"\u003eEN 1822 — Individually Scan Tested\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd class=\"spec-label\" scope=\"row\"\u003eMounting Options\u003c\/td\u003e\n              \u003ctd class=\"spec-value\"\u003eTerminal Housing, Laminar Flow System\u003c\/td\u003e\n            \u003c\/tr\u003e\n          \u003c\/tbody\u003e\n        \u003c\/table\u003e\n      \u003c\/section\u003e\n\n    \u003c\/div\u003e\n\n    \u003c!-- ══════════════════════════════════════\n         APPLICATIONS\n    ══════════════════════════════════════ --\u003e\n    \u003csection class=\"card mb-40\" aria-labelledby=\"applications-heading\"\u003e\n      \u003cp class=\"card-eyebrow\"\u003eIndustry Applications\u003c\/p\u003e\n      \u003ch2 class=\"card-title\" id=\"applications-heading\"\u003eCritical Industry Application Profiles\u003c\/h2\u003e\n      \u003cdiv class=\"use-case-grid\" role=\"list\"\u003e\n        \u003cdiv class=\"use-case-item\" role=\"listitem\"\u003e\n          \u003cstrong\u003eHospitals \u0026amp; Surgical Suites\u003c\/strong\u003e\n          \u003cp\u003eH14 pathogen removal for operating rooms, isolation wards, and critical care environments.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"use-case-item\" role=\"listitem\"\u003e\n          \u003cstrong\u003ePharmaceutical Manufacturing\u003c\/strong\u003e\n          \u003cp\u003eGMP-compliant H13 \/ H14 filtration for aseptic filling, cleanroom air showers, and LAF units.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"use-case-item\" role=\"listitem\"\u003e\n          \u003cstrong\u003eISO Cleanrooms\u003c\/strong\u003e\n          \u003cp\u003eH14 \/ U15 achieves ISO Class 3–5 air purity when installed in laminar flow ceiling arrays.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"use-case-item\" role=\"listitem\"\u003e\n          \u003cstrong\u003eSemiconductor Fabrication\u003c\/strong\u003e\n          \u003cp\u003eUltra-low particle environments protected by U15 mini-pleat panels at critical tool stations.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"use-case-item\" role=\"listitem\"\u003e\n          \u003cstrong\u003eFood \u0026amp; Beverage\u003c\/strong\u003e\n          \u003cp\u003eH13 filtration in hygienic zones; stainless steel frame option for washdown-rated areas.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/section\u003e\n\n    \u003c!-- ══════════════════════════════════════\n         HIGHLIGHT BAR\n    ══════════════════════════════════════ --\u003e\n    \u003cdiv class=\"highlight-bar\" role=\"note\"\u003e\n      Every HEPA LF unit is individually scan tested per EN 1822 — test results labeled directly on each filter for complete quality traceability.\n    \u003c\/div\u003e\n\n    \u003c!-- ══════════════════════════════════════\n         CTA #2 — MIDDLE\n    ══════════════════════════════════════ --\u003e\n    \u003cdiv class=\"cta-mid mb-40\" role=\"complementary\" aria-label=\"Mid-page call to action\"\u003e\n      \u003cdiv class=\"cta-mid-text\"\u003e\n        \u003ch3\u003eNeed a Custom Configuration?\u003c\/h3\u003e\n        \u003cp\u003eOur engineering team will spec the right grade, depth, frame material, and gasket for your exact laminar flow or terminal housing system.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"cta-mid-actions\"\u003e\n        \u003ca href=\"https:\/\/www.accurafil.com\/pages\/contact\" class=\"btn-primary\" rel=\"noopener\" aria-label=\"Contact AccuraFil engineering team for custom HEPA filter configuration\"\u003e\n          Contact Our Experts\n        \u003c\/a\u003e\n        \u003ca href=\"https:\/\/accurafil.com\/pages\/design-and-engineering\" class=\"btn-secondary\" rel=\"noopener\" aria-label=\"Learn about AccuraFil custom filter design and engineering services\"\u003e\n          Design \u0026amp; Engineering\n        \u003c\/a\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- ══════════════════════════════════════\n         SELECTION GUIDE\n    ══════════════════════════════════════ --\u003e\n    \u003csection class=\"card mb-40\" aria-labelledby=\"howto-heading\"\u003e\n      \u003cp class=\"card-eyebrow\"\u003eSelection Guide\u003c\/p\u003e\n      \u003ch2 class=\"card-title\" id=\"howto-heading\"\u003eHow to Select the Right HEPA LF Filter for Your System\u003c\/h2\u003e\n      \u003col class=\"howto-steps\" aria-label=\"Steps to select the correct HEPA LF grade and depth\"\u003e\n        \u003cli class=\"howto-step\"\u003e\n          \u003cspan class=\"step-number\" aria-hidden=\"true\"\u003e1\u003c\/span\u003e\n          \u003cdiv class=\"step-content\"\u003e\n            \u003ch3\u003eIdentify your required EN 1822 filter grade\u003c\/h3\u003e\n            \u003cp\u003eH13 (≥99.95% MPPS) is recommended for hospitals, laboratories, and pharmaceutical production areas. H14 (≥99.995%) is required for ISO Class 3–5 cleanrooms, aseptic filling lines, and critical surgical environments. U15 (≥99.9995%) serves the most demanding semiconductor fabs and ultra-clean process environments.\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/li\u003e\n        \u003cli class=\"howto-step\"\u003e\n          \u003cspan class=\"step-number\" aria-hidden=\"true\"\u003e2\u003c\/span\u003e\n          \u003cdiv class=\"step-content\"\u003e\n            \u003ch3\u003eChoose standard or PTFE media\u003c\/h3\u003e\n            \u003cp\u003eStandard micro glass fiber paper media suits the majority of HVAC and cleanroom applications. Select PTFE membrane media for environments requiring superior chemical resistance, humidity tolerance above 90% RH, or applications involving aggressive process gases and solvents.\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/li\u003e\n        \u003cli class=\"howto-step\"\u003e\n          \u003cspan class=\"step-number\" aria-hidden=\"true\"\u003e3\u003c\/span\u003e\n          \u003cdiv class=\"step-content\"\u003e\n            \u003ch3\u003eSelect the appropriate filter depth\u003c\/h3\u003e\n            \u003cp\u003eChoose 2.6\" or 2.96\" for compact terminal housing and space-constrained laminar flow modules. Select 3.55\" or 4.6\" for standard laminar flow ceiling systems and AHU final filter banks. Choose 5.96\" for maximum dust holding capacity and the longest achievable service intervals.\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/li\u003e\n        \u003cli class=\"howto-step\"\u003e\n          \u003cspan class=\"step-number\" aria-hidden=\"true\"\u003e4\u003c\/span\u003e\n          \u003cdiv class=\"step-content\"\u003e\n            \u003ch3\u003eConfirm frame material and gasket compatibility\u003c\/h3\u003e\n            \u003cp\u003eStandard extruded anodized aluminum frames suit most terminal housing and laminar flow systems. Specify GI or SS frames for corrosion-sensitive or washdown environments. Confirm PU or Neoprene gasket compatibility with your housing seal interface before ordering.\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/li\u003e\n        \u003cli class=\"howto-step\"\u003e\n          \u003cspan class=\"step-number\" aria-hidden=\"true\"\u003e5\u003c\/span\u003e\n          \u003cdiv class=\"step-content\"\u003e\n            \u003ch3\u003eVerify system pressure drop constraints\u003c\/h3\u003e\n            \u003cp\u003eConfirm your fan or blower capacity can maintain design airflow within the maximum recommended final pressure drop of 2.00\" wg. The mini-pleat geometry delivers minimum initial resistance, extending the usable life before this limit is reached.\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/li\u003e\n      \u003c\/ol\u003e\n    \u003c\/section\u003e\n\n    \u003c!-- ══════════════════════════════════════\n         COMPARISON\n    ══════════════════════════════════════ --\u003e\n    \u003carticle class=\"card mb-40\" aria-labelledby=\"comparison-heading\"\u003e\n      \u003cp class=\"card-eyebrow\"\u003eProduct Comparison\u003c\/p\u003e\n      \u003ch2 class=\"card-title\" id=\"comparison-heading\"\u003eHEPA LF vs. Conventional HEPA Box Filters\u003c\/h2\u003e\n      \u003cdiv class=\"prose\"\u003e\n        \u003cp\u003e\n          Compared to conventional \u003cstrong\u003edeep-pleat HEPA box filters\u003c\/strong\u003e, AccuraFil HEPA LF mini-pleat panels deliver significantly greater filtration surface area within an equivalent frame footprint. The result is lower initial pressure drop, higher airflow capacity per unit, and extended service intervals — reducing the total cost of filter ownership in high-change-frequency cleanroom and hospital environments.\n        \u003c\/p\u003e\n        \u003cp\u003e\n          The \u003cstrong\u003eindividual EN 1822 scan test\u003c\/strong\u003e on every unit distinguishes the HEPA LF from batch-tested alternatives, providing the per-unit performance assurance required by pharmaceutical GMP, hospital infection control, and ISO cleanroom qualification protocols.\n        \u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/article\u003e\n\n    \u003c!-- ══════════════════════════════════════\n         FAQ\n    ══════════════════════════════════════ --\u003e\n    \u003csection class=\"card mb-40\" aria-labelledby=\"faq-heading\"\u003e\n      \u003cp class=\"card-eyebrow\"\u003eFrequently Asked Questions\u003c\/p\u003e\n      \u003ch2 class=\"card-title\" id=\"faq-heading\"\u003eProduct FAQ\u003c\/h2\u003e\n      \u003cdiv class=\"faq-list\"\u003e\n\n        \u003cdiv class=\"faq-item\" itemprop=\"mainEntity\" itemscope itemtype=\"https:\/\/schema.org\/Question\"\u003e\n          \u003ch3 itemprop=\"name\"\u003eWhat is a HEPA LF Laminar Flow HEPA Air Filter?\u003c\/h3\u003e\n          \u003cdiv itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n            \u003cp itemprop=\"text\"\u003eA HEPA LF (Laminar Flow) filter is a high-efficiency HEPA-grade air filter built with mini-pleat media pack construction. The mini-pleat geometry maximizes filtration surface area within a compact panel profile, delivering ultra-high airflow at low pressure drop. It is designed for laminar flow systems, terminal housing, and critical cleanroom applications requiring H13, H14, or U15 filtration per EN 1822.\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"faq-item\" itemprop=\"mainEntity\" itemscope itemtype=\"https:\/\/schema.org\/Question\"\u003e\n          \u003ch3 itemprop=\"name\"\u003eWhat EN 1822 grades are available for the HEPA LF filter?\u003c\/h3\u003e\n          \u003cdiv itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n            \u003cp itemprop=\"text\"\u003eAccuraFil HEPA LF filters are available in H13, H14, and U15 grades per EN 1822, with MPPS efficiencies of ≥99.95%, ≥99.995%, and ≥99.9995% respectively. H14 and U15 are suitable for the most demanding pharmaceutical aseptic manufacturing, semiconductor fabrication, and ISO Class 3–4 cleanroom environments.\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"faq-item\" itemprop=\"mainEntity\" itemscope itemtype=\"https:\/\/schema.org\/Question\"\u003e\n          \u003ch3 itemprop=\"name\"\u003eHow is each HEPA LF filter tested?\u003c\/h3\u003e\n          \u003cdiv itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n            \u003cp itemprop=\"text\"\u003eEvery AccuraFil HEPA LF filter undergoes individual scan testing per EN 1822 to ensure completely leak-proof performance. Individual test results are printed directly on each filter unit, providing full traceability and quality assurance for regulated industries including pharmaceutical GMP and hospital infection control.\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"faq-item\" itemprop=\"mainEntity\" itemscope itemtype=\"https:\/\/schema.org\/Question\"\u003e\n          \u003ch3 itemprop=\"name\"\u003eWhat frame options are available for the HEPA LF filter?\u003c\/h3\u003e\n          \u003cdiv itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n            \u003cp itemprop=\"text\"\u003eThe standard HEPA LF frame is an extruded, anodized aluminum profile. Optional frame materials include galvanized iron (GI), standard aluminum (Al), and stainless steel (SS) for applications requiring enhanced corrosion resistance, hygienic washdown construction, or compatibility with specific terminal housing interfaces.\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"faq-item\" itemprop=\"mainEntity\" itemscope itemtype=\"https:\/\/schema.org\/Question\"\u003e\n          \u003ch3 itemprop=\"name\"\u003eWhat filter depths are available for the HEPA LF?\u003c\/h3\u003e\n          \u003cdiv itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n            \u003cp itemprop=\"text\"\u003eAccuraFil HEPA LF filters are available in five depth options: 2.6\", 2.96\", 3.55\", 4.6\", and 5.96\" to accommodate a wide range of terminal housings, laminar flow ceiling modules, and final-filter AHU configurations. The 5.96\" depth provides maximum dust holding capacity and the longest service intervals.\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n\n      \u003c\/div\u003e\n    \u003c\/section\u003e\n\n  \u003c\/main\u003e\n\u003c\/div\u003e\n\u003c!-- \/page-wrapper --\u003e\n\n\u003c!-- ══════════════════════════════════════\n     CTA #3 — END (full-width, matches\n     Design \u0026 Engineering page style)\n══════════════════════════════════════ --\u003e\n\u003csection class=\"cta-final\" aria-labelledby=\"cta-final-heading\"\u003e\n  \u003cdiv class=\"cta-final-inner\"\u003e\n    \u003cp class=\"cta-final-eyebrow\"\u003eAccuraFil · Clean Air Solutions\u003c\/p\u003e\n    \u003ch2 id=\"cta-final-heading\"\u003eReady to Get Started?\u003c\/h2\u003e\n    \u003cp\u003eContact our engineering team to discuss your specialized HEPA filtration requirements for your critical environment.\u003c\/p\u003e\n    \u003cnav class=\"cta-final-buttons\" aria-label=\"Call to action — AccuraFil HEPA filter services\"\u003e\n      \u003ca href=\"https:\/\/www.accurafil.com\/pages\/contact\" class=\"btn-final-primary\" rel=\"noopener\" aria-label=\"Contact AccuraFil engineering team for a custom HEPA filter quote\"\u003e\n        Contact Our Experts\n      \u003c\/a\u003e\n      \u003ca href=\"https:\/\/www.accurafil.com\/collections\/industrial-air-filters\" class=\"btn-final-secondary\" rel=\"noopener\" aria-label=\"View AccuraFil industrial air filter product catalog\"\u003e\n        View Our Products\n      \u003c\/a\u003e\n    \u003c\/nav\u003e\n\n    \n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\n\u003c\/body\u003e","brand":"AccuraFil","offers":[{"title":"12 x 24 \/ 2.6 \/ H13","offer_id":49129452732724,"sku":null,"price":262.2,"currency_code":"USD","in_stock":false},{"title":"12 x 24 \/ 2.6 \/ H14","offer_id":49129452667188,"sku":null,"price":260.52,"currency_code":"USD","in_stock":false},{"title":"12 x 24 \/ 2.6 \/ 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