{"id":58,"date":"2026-07-20T01:16:49","date_gmt":"2026-07-20T01:16:49","guid":{"rendered":"https:\/\/fenggu-bio.com\/products\/biosafety-airtight-pass-box\/"},"modified":"2026-07-23T09:34:12","modified_gmt":"2026-07-23T09:34:12","slug":"biosafety-airtight-pass-box","status":"publish","type":"page","link":"https:\/\/fenggu-bio.com\/ru\/products\/biosafety-airtight-pass-box\/","title":{"rendered":"\u041f\u0435\u0440\u0435\u0434\u0430\u0442\u043e\u0447\u043d\u044b\u0439 \u0448\u043a\u0430\u0444 \u0434\u043b\u044f \u0431\u0438\u043e\u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438"},"content":{"rendered":"<style>\n.entry-title,.ast-single-post .entry-header{display:none!important}\n.fg-full{width:100vw;position:relative;left:50%;right:50%;margin-left:-50vw;margin-right:-50vw}\n.fg-wrap{max-width:1160px;margin:0 auto;padding:0 24px}\n.fg-page{font-family:-apple-system,BlinkMacSystemFont,\"Segoe UI\",Roboto,\"Helvetica Neue\",Arial,\"PingFang SC\",\"Microsoft YaHei\",sans-serif;color:#1e2838;line-height:1.6}\n.fg-page h2{font-size:27px;color:#002B78;margin:0 0 14px;line-height:1.24}\n.fg-lead{font-size:16px;color:#4a5568}\n.fg-sec{padding:60px 0}.fg-sec.alt{background:#eff4fb}\n.fg-btn{display:inline-block;padding:13px 28px;border-radius:6px;font-weight:600;font-size:15.5px;text-decoration:none;margin:0 10px 10px 0}\n.fg-btn-p{background:#EC001B;color:#fff}.fg-btn-o{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.75)}\n.fg-dhero{background:#002B78;color:#fff;padding:40px 0 46px}\n.fg-crumb{font-size:13px;color:#9db4dc;margin-bottom:20px}.fg-crumb a{color:#c9d8f2;text-decoration:none}\n.fg-dtop{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}\n.fg-dtop img{width:100%;border-radius:12px;box-shadow:0 10px 34px rgba(0,0,0,.32);display:block}\n.fg-mdl{display:inline-block;font-family:Consolas,monospace;font-weight:700;font-size:13px;letter-spacing:.5px;background:rgba(236,0,27,.16);color:#ff8a97;border:1px solid rgba(236,0,27,.4);padding:5px 13px;border-radius:5px;margin-bottom:14px}\n.fg-dhero h1{font-size:34px;line-height:1.18;margin:0 0 16px;color:#fff;font-weight:700}\n.fg-dhero .sub{font-size:15.5px;color:#cfe0f7;margin:0 0 26px}\n.fg-series-tag{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.7px;text-transform:uppercase;color:#9db4dc;margin-bottom:10px}\n.fg-hero-stat{display:flex;gap:28px;margin:22px 0 26px;flex-wrap:wrap}\n.fg-hero-stat div{border-left:3px solid #EC001B;padding-left:14px}\n.fg-hero-stat b{display:block;font-size:24px;font-weight:700;color:#fff;line-height:1.05}\n.fg-hero-stat span{display:block;font-size:12px;color:#9db4dc;margin-top:6px}\n.fg-body h2{margin-top:0}\n.fg-tlist{margin:0;padding:0;list-style:none}\n.fg-tlist li{font-size:15px;color:#3a4658;padding:8px 0 8px 28px;position:relative}\n.fg-tlist li::before{content:\"\\203A\";position:absolute;left:5px;top:6px;color:#EC001B;font-weight:700;font-size:18px}\ntable.fg-spec{border-collapse:collapse;width:100%;margin:6px 0;font-size:14px}\ntable.fg-spec th,table.fg-spec td{border:1px solid #d7dfea;padding:10px 13px;text-align:left}\ntable.fg-spec th{background:#eff4fb;color:#002B78;font-weight:700;width:23%}\ntable.fg-cmp{border-collapse:collapse;width:100%;margin:8px 0;font-size:14px}\ntable.fg-cmp th,table.fg-cmp td{border:1px solid #d7dfea;padding:11px 14px;text-align:left}\ntable.fg-cmp thead th{background:#002B78;color:#fff}\ntable.fg-cmp td:first-child{font-weight:600;color:#002B78;background:#f6f9fd}\n.fg-win{color:#003AA1;font-weight:700}\n.fg-app{font-size:15.5px;color:#3a4658;max-width:900px}\n.fg-chips{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}\n.fg-chips span{background:#eff4fb;border:1px solid #cfdcf0;color:#003AA1;font-weight:600;font-size:14.5px;padding:11px 20px;border-radius:8px}\n.fg-note{background:#fff;border:1px solid #dbe3f0;border-left:4px solid #003AA1;border-radius:6px;padding:16px 20px;font-size:14.5px;color:#3a4658;margin-top:24px}\n.fg-rel{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}\n.fg-rel a{background:#fff;border:1px solid #dbe3f0;border-radius:10px;padding:18px 20px;text-decoration:none;transition:.18s;display:block}\n.fg-rel a:hover{box-shadow:0 6px 20px rgba(0,58,161,.13);transform:translateY(-2px)}\n.fg-rel .m{font-family:Consolas,monospace;font-size:11.5px;color:#EC001B;font-weight:700}\n.fg-rel .t{font-size:15px;color:#002B78;font-weight:600;margin-top:5px}\n.fg-cta{background:linear-gradient(rgba(0,22,60,.9),rgba(0,35,100,.9)),url(\/wp-content\/uploads\/site\/scene3.jpg) center\/cover;color:#fff;text-align:center}\n.fg-cta h2{color:#fff;font-size:30px}.fg-cta p{color:#dce7f7;font-size:16.5px;max-width:600px;margin:8px auto 26px}\n@media(max-width:900px){.fg-dtop{grid-template-columns:1fr;gap:26px}.fg-dhero h1{font-size:27px}.fg-rel{grid-template-columns:1fr}}\n.fg-hcar{position:relative;background:#fff;border-radius:14px;box-shadow:0 10px 34px rgba(0,0,0,.32);overflow:hidden}.fg-hslide{display:none;position:absolute;inset:0}.fg-hslide.active{display:block}.fg-hslide img{width:100%;height:100%;object-fit:contain;padding:12px;box-sizing:border-box}.fg-hdots{position:absolute;left:0;right:0;bottom:12px;display:flex;justify-content:center;gap:8px;z-index:5}.fg-hdots button{width:10px;height:10px;border-radius:50%;border:2px solid #003AA1;background:transparent;cursor:pointer;padding:0;transition:.2s}.fg-hdots button.active{background:#EC001B;border-color:#EC001B;transform:scale(1.15)}.fg-harrow{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:38px;height:38px;border-radius:50%;border:0;background:rgba(255,255,255,.92);color:#003AA1;font-size:20px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 3px 12px rgba(0,58,161,.25);transition:.2s}.fg-harrow:hover{background:#003AA1;color:#fff}.fg-harrow.prev{left:12px}.fg-harrow.next{right:12px}<\/style>\n<div class=\"fg-page\">\n<section class=\"fg-full fg-dhero\">\n<div class=\"fg-wrap\">\n<div class=\"fg-crumb\"><a href=\"\/\">Home<\/a> &rsaquo; <a href=\"\/products\/\">Products<\/a> &rsaquo; Biosafety Pass Box<\/div>\n<div class=\"fg-dtop\">\n<div>\n      <span class=\"fg-series-tag\">Transfer &amp; Containment<\/span><br \/>\n      <span class=\"fg-mdl\">FG-PB-BIO<\/span><\/p>\n<h1>Biosafety Pass Box<\/h1>\n<p class=\"sub\">Solves the material-transfer airtightness problem in high-containment laboratories \u2014 both doors seal mechanically to form an airtight band, with an interlock preventing cross-connection of areas at different contamination risk.<\/p>\n<div class=\"fg-hero-stat\">\n<div><b>&lt; 250 Pa<\/b><span>DECAY IN 20 MIN @ &minus;500 Pa<\/span><\/div>\n<div><b>&ge; 2500 Pa<\/b><span>PRESSURE RESISTANCE<\/span><\/div>\n<div><b>&minus;40 to +50 &deg;C<\/b><span>TEMPERATURE RANGE<\/span><\/div>\n<\/p><\/div>\n<p>      <a class=\"fg-btn fg-btn-p\" href=\"\/contact\/\">Request a Quote<\/a><br \/>\n      <a class=\"fg-btn fg-btn-o\" href=\"\/products\/\">All Products<\/a>\n    <\/div>\n<div class=\"fg-hcar\" id=\"fgHeroCar\" style=\"aspect-ratio:4 \/ 5\">\n<div class=\"fg-hslide active\"><img width=\"675\" height=\"900\" decoding=\"async\" src=\"\/wp-content\/uploads\/site\/cutout-fg-pb-bio.jpg\" alt=\"Fenggu Biosafety Pass Box FG-PB-BIO\"><\/div>\n<div class=\"fg-hslide\"><img width=\"743\" height=\"557\" decoding=\"async\" loading=\"lazy\" src=\"\/wp-content\/uploads\/site\/biosafety-airtight-pass-box-01.jpg\" alt=\"Fenggu Biosafety Pass Box FG-PB-BIO\"><\/div>\n<div class=\"fg-hslide\"><img width=\"727\" height=\"545\" decoding=\"async\" loading=\"lazy\" src=\"\/wp-content\/uploads\/site\/biosafety-airtight-pass-box-02.jpg\" alt=\"Fenggu Biosafety Pass Box FG-PB-BIO\"><\/div>\n<div class=\"fg-hslide\"><img width=\"734\" height=\"551\" decoding=\"async\" loading=\"lazy\" src=\"\/wp-content\/uploads\/site\/biosafety-airtight-pass-box-03.jpg\" alt=\"Fenggu Biosafety Pass Box FG-PB-BIO\"><\/div>\n<div class=\"fg-hslide\"><img width=\"770\" height=\"578\" decoding=\"async\" loading=\"lazy\" src=\"\/wp-content\/uploads\/site\/biosafety-airtight-pass-box-04.jpg\" alt=\"Fenggu Biosafety Pass Box FG-PB-BIO\"><\/div>\n<p><button class=\"fg-harrow prev\" aria-label=\"Previous slide\">&#8249;<\/button><button class=\"fg-harrow next\" aria-label=\"Next slide\">&#8250;<\/button><\/p>\n<div class=\"fg-hdots\"><\/div>\n<\/div><\/div>\n<\/div>\n<\/section>\n<section class=\"fg-sec\">\n<div class=\"fg-wrap fg-body\">\n<h2>Overview<\/h2>\n<p class=\"fg-lead\" style=\"max-width:none\">The Fenggu Biosafety Pass Box solves the material-transfer airtightness problem in high-containment laboratories (BSL-2\/3, ABSL-3\/4). Both doors seal mechanically \u2014 high-elasticity gaskets are compressed against the frame to form an airtight band, similar in principle to a mechanical gastight door \u2014 while a door interlock prevents direct connection between areas of different contamination risk.<\/p>\n<p class=\"fg-lead\" style=\"max-width:none;margin-top:14px\">A gas-disinfection port lets a VHP or other gas sterilizer decontaminate the chamber and its contents, with the effect open to validation. All product-contact surfaces are high-quality stainless steel resistant to disinfectants, detergents, acids and alkalis, and the fully sealed electrical interlock box can be serviced online.<\/p>\n<h2 style=\"margin-top:44px\">Key Features<\/h2>\n<ul class=\"fg-tlist\">\n<li>Mechanical dual-door sealing \u2014 high-elasticity gaskets compressed to an airtight band<\/li>\n<li>Door interlock prevents connection between areas of different contamination risk<\/li>\n<li>Gas-disinfection port for VHP or other gas-sterilizer decontamination (validatable)<\/li>\n<li>Stainless product-contact surfaces resistant to disinfectants, detergents, acids and alkalis<\/li>\n<li>Fully sealed electrical interlock box, serviceable online<\/li>\n<li>Optional ISO 5 self-cleaning with circulation fan running<\/li>\n<\/ul>\n<\/div>\n<\/section>\n<section class=\"fg-sec alt\">\n<div class=\"fg-wrap\">\n<h2>Technical Parameters<\/h2>\n<table class=\"fg-spec\">\n<tr>\n<th>Temperature adaptability<\/th>\n<td>&minus;40 to +50 &deg;C<\/td>\n<th>Pressure resistance<\/th>\n<td>&ge; 2500 Pa<\/td>\n<\/tr>\n<tr>\n<th>Airtightness<\/th>\n<td>&minus;500 Pa, decay &lt; 250 Pa in 20 min<\/td>\n<th>Self-cleaning<\/th>\n<td>ISO 5 with circulation fan on<\/td>\n<\/tr>\n<tr>\n<th>Disinfection<\/th>\n<td>Gas-circulation, validatable<\/td>\n<th>Material<\/th>\n<td>High-grade stainless steel<\/td>\n<\/tr>\n<\/table>\n<\/div>\n<\/section>\n<section class=\"fg-sec\">\n<div class=\"fg-wrap\">\n<h2>Fenggu vs. Industry Benchmark<\/h2>\n<table class=\"fg-cmp\">\n<thead>\n<tr>\n<th>Airtightness metric<\/th>\n<th>Fenggu FG-PB-BIO<\/th>\n<th>Typical industry requirement<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Pressure decay @ &minus;500 Pa<\/td>\n<td class=\"fg-win\">&lt; 250 Pa in 20 min (tested)<\/td>\n<td>Pass\/fail leak check only<\/td>\n<\/tr>\n<tr>\n<td>Structural pressure resistance<\/td>\n<td class=\"fg-win\">&ge; 2500 Pa<\/td>\n<td>Commonly &ge; 500 Pa<\/td>\n<\/tr>\n<tr>\n<td>Temperature range<\/td>\n<td class=\"fg-win\">&minus;40 to +50 &deg;C<\/td>\n<td>Ambient only<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section class=\"fg-sec\">\n<div class=\"fg-wrap\">\n<h2>Applications<\/h2>\n<div class=\"fg-chips\">\n    <span>BSL-2\/3 Laboratories<\/span><br \/>\n    <span>ABSL-3\/4 Laboratories<\/span><br \/>\n    <span>Isolation Rooms<\/span><br \/>\n    <span>Containment Material Transfer<\/span>\n  <\/div>\n<\/div>\n<\/section>\n<section class=\"fg-sec alt\">\n<div class=\"fg-wrap\">\n<h2>Related Products<\/h2>\n<div class=\"fg-rel\">\n    <a href=\"\/products\/mechanical-compression-airtight-door\/\"><span class=\"m\">FG-LOCK-GDM<\/span><\/p>\n<div class=\"t\">Mechanical-Compression Airtight Door<\/div>\n<p><\/a><br \/>\n    <a href=\"\/products\/biosafety-isolation-damper\/\"><span class=\"m\">FG-LOCK-BCV<\/span><\/p>\n<div class=\"t\">Biosafety Isolation Damper<\/div>\n<p><\/a><br \/>\n    <a href=\"\/products\/\"><span class=\"m\">Pass Boxes<\/span><\/p>\n<div class=\"t\">See all pass boxes &rarr;<\/div>\n<p><\/a>\n  <\/div>\n<\/div>\n<\/section>\n<section class=\"fg-full fg-cta fg-sec\">\n<div class=\"fg-wrap\">\n<h2>Request a datasheet or quotation<\/h2>\n<p>Tell us your containment level, chamber size and disinfection method, and our engineers will prepare a configuration and quotation.<\/p>\n<p>  <a class=\"fg-btn fg-btn-p\" href=\"\/contact\/\">Contact Our Team<\/a>\n<\/div>\n<\/section>\n<\/div>\n<p><script>\n(function(){var root=document.getElementById('fgHeroCar');if(!root)return;var slides=root.querySelectorAll('.fg-hslide');var dotsWrap=root.querySelector('.fg-hdots');var i=0,timer;slides.forEach(function(s,n){var b=document.createElement('button');if(n===0){b.className='active';}b.addEventListener('click',function(){go(n);reset();});dotsWrap.appendChild(b);});var dots=dotsWrap.querySelectorAll('button');function go(n){slides[i].classList.remove('active');dots[i].classList.remove('active');i=(n+slides.length)%slides.length;slides[i].classList.add('active');dots[i].classList.add('active');}function next(){go(i+1);}function prev(){go(i-1);}function reset(){clearInterval(timer);timer=setInterval(next,5000);}root.querySelector('.fg-harrow.next').addEventListener('click',function(){next();reset();});root.querySelector('.fg-harrow.prev').addEventListener('click',function(){prev();reset();});root.addEventListener('mouseenter',function(){clearInterval(timer);});root.addEventListener('mouseleave',reset);reset();})();\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Home &rsaquo; Products &rsaquo; Biosafety Pass Box Transfer &amp; Containment FG-PB-BIO Biosafety Pass Box Solves the material-transfer airtightness problem in [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"parent":8,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-58","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/fenggu-bio.com\/ru\/wp-json\/wp\/v2\/pages\/58","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fenggu-bio.com\/ru\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/fenggu-bio.com\/ru\/wp-json\/wp\/v2\/types\/page"}],"replies":[{"embeddable":true,"href":"https:\/\/fenggu-bio.com\/ru\/wp-json\/wp\/v2\/comments?post=58"}],"version-history":[{"count":5,"href":"https:\/\/fenggu-bio.com\/ru\/wp-json\/wp\/v2\/pages\/58\/revisions"}],"predecessor-version":[{"id":156,"href":"https:\/\/fenggu-bio.com\/ru\/wp-json\/wp\/v2\/pages\/58\/revisions\/156"}],"up":[{"embeddable":true,"href":"https:\/\/fenggu-bio.com\/ru\/wp-json\/wp\/v2\/pages\/8"}],"wp:attachment":[{"href":"https:\/\/fenggu-bio.com\/ru\/wp-json\/wp\/v2\/media?parent=58"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}