[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"site-settings":3,"header-product-categories":40,"blog-bfu-adalah-blower-filter-unit-beda-afu-laf-2026--":199,"footer-product-categories":243,"blog-recent":281},{"data":4},{"business_hours":5,"canonical_url":6,"catalog_full_url":7,"catalog_price_url":7,"catalog_technical_url":7,"contact_address":8,"contact_email":9,"contact_factory_address":10,"contact_factory_map_url":11,"contact_office_address":7,"contact_phone":12,"contact_whatsapp":13,"custom_body_scripts":7,"custom_head_scripts":14,"ga_measurement_id":15,"google_ads_id":16,"gtm_id":17,"homepage_meta_description_en":18,"homepage_meta_description_id":19,"homepage_meta_description_zh":20,"homepage_meta_title_en":21,"homepage_meta_title_id":22,"homepage_meta_title_zh":23,"maintenance_message":7,"maintenance_mode":24,"meta_description_default":25,"meta_title_default":26,"og_image_default":27,"recaptcha_site_key":7,"robots_txt":28,"schema_org_founded":29,"schema_org_type":30,"seo_noindex":24,"site_email":9,"site_favicon_url":31,"site_logo_url":32,"site_name":33,"site_stats":34,"site_tagline":35,"social_facebook":36,"social_instagram":37,"social_linkedin":7,"social_youtube":38,"whatsapp_message":39,"whatsapp_number":12},"Senin-Sabtu 08:00-17:00 WIB","https://sandwichpanels.id","","Jakarta, Indonesia","marketing@sandwichpanels.id","Kawasan Industri Lippo Cikarang Delta Silicon, Jl. Albasia Utara 1, Cikarang Selatan, Jawa Barat, Indonesia, 17550","https://maps.google.com/?q=-6.3666492909764205, 107.12342048001176","+628119898835","628119898835","\u003Cmeta name=\"google-site-verification\" content=\"tjwEbF9G67SnEcroXL7PBzxRcLoD0NaRxKXRgRvOV6o\" />","G-DPYQT7JZ2D","G-ETSSTN3J3T","GTM-5XRVSZWC","SandwichPanels.id supplies EPS, PU, PIR, and rockwool sandwich panels for factories, cold rooms, cleanrooms, and industrial buildings in Indonesia.","SandwichPanels.id menyediakan sandwich panel EPS, PU, PIR, dan rockwool untuk pabrik, cold storage, cleanroom, dan bangunan industri di Indonesia.","SandwichPanels.id 为印度尼西亚工厂、冷库、洁净室与工业建筑提供 EPS、PU、PIR 和岩棉夹芯板解决方案。","Sandwich Panels Indonesia for Cold Rooms and Factories","Sandwich Panel Indonesia untuk Pabrik, Cold Room, Cleanroom","印度尼西亚工厂、冷库与洁净室夹芯板","false","Supplier sandwich panel EPS, PU, PIR, dan rockwool untuk pabrik, cold storage, cleanroom, dan bangunan industri di Indonesia.","Sandwich Panel Indonesia untuk Pabrik & 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Tutorial","指南与教程","panduan",{"en":208,"id":209,"zh":210},"\u003Cp>Open any cleanroom ceiling plan and you will eventually hit a three-letter code with no legend: BFU. The question that follows is always the same — what is a BFU, and why not simply use an FFU like the project next door? Both deliver filtered air into a clean space. What separates them is how the machinery is arranged, and that arrangement drives ceiling height, running cost, and how the overhead panels get built.\u003C/p>\n\n\u003Ch2>What a BFU Actually Is\u003C/h2>\n\n\u003Cp>BFU stands for \u003Cstrong>Blower Filter Unit\u003C/strong> — an air handling device that pairs a blower, meaning a centrifugal fan, with a high-efficiency filter in a single clean-air supply assembly. The term is used consistently by cleanroom equipment suppliers across markets, from Chinese and Korean manufacturers to Southeast Asian distributors, and it always describes the same hardware: a blower module plus a HEPA filter box.\u003C/p>\n\n\u003Cp>The difference from an FFU sits in the construction. Supplier datasheets typically describe a BFU as two separate modules — an air intake unit and a high-efficiency supply air box — coupled into one path. An FFU instead integrates fan, filter, and housing into a single box that drops straight into the ceiling grid. Nearly every other practical difference traces back to that one design choice.\u003C/p>\n\n\u003Cp>Because the BFU blower is centrifugal rather than axial, the unit can push against far more system resistance. That is why BFUs turn up wherever the air path includes ducting, sound attenuators, or layered pre-filtration — conditions where an FFU axial fan runs out of headroom quickly.\u003C/p>\n\n\u003Ch2>How a BFU Works, Step by Step\u003C/h2>\n\n\u003Cp>The working sequence is the same in almost every configuration:\u003C/p>\n\n\u003Col>\n\u003Cli>\u003Cstrong>Air pickup.\u003C/strong> The blower draws return air from the ceiling plenum or from a recirculation duct coming back from the room.\u003C/li>\n\u003Cli>\u003Cstrong>Pre-filtration.\u003C/strong> A washable pre-filter catches coarse dust so the HEPA element does not load prematurely.\u003C/li>\n\u003Cli>\u003Cstrong>Pressure generation.\u003C/strong> The centrifugal fan raises static pressure so air can pass through dense HEPA media.\u003C/li>\n\u003Cli>\u003Cstrong>Distribution.\u003C/strong> Air leaves through the filter face and spreads evenly across the work zone below.\u003C/li>\n\u003C/ol>\n\n\u003Cp>Step three is the real engineering argument for a BFU. HEPA media presents resistance that climbs steadily as dust accumulates. Ceiling unit datasheets on the market commonly list a pressure limit around 210 Pa as the filter change point. Generous pressure reserve keeps airflow stable as that limit approaches, rather than letting it sag quietly until the room loses its classification.\u003C/p>\n\n\u003Cfigure>\u003Cimg src=\"https://assets.sandwichpanels.id/blog/1787775203315-bfu-blower-filter-unit-modul-terpisah-plafon-cleanroom-02.png\" alt=\"Separate blower module and HEPA filter box of a BFU installed in a cleanroom sandwich panel ceiling\" width=\"1280\" height=\"720\" loading=\"lazy\">\u003Cfigcaption>The BFU signature: blower module and filter box stand as two coupled parts, not one fused housing as in an FFU.\u003C/figcaption>\u003C/figure>\n\n\u003Ch2>Filter Classes and the Numbers Worth Checking\u003C/h2>\n\n\u003Cp>A BFU is only as good as its filter, and filter classes are firmly standardised. \u003Cstrong>EN 1822-1:2019\u003C/strong> sets classes by efficiency at MPPS, the most penetrating particle size. The figures: H13 at a minimum of 99.95 percent, H14 at 99.995 percent, and U15 at 99.9995 percent. The EPA grades below them — E10, E11, E12 — sit at 85, 95, and 99.5 percent.\u003C/p>\n\n\u003Cp>The international counterpart is \u003Cstrong>ISO 29463\u003C/strong>, which defines 13 classes running from ISO 15E to ISO 75U, spanning efficiencies of 95 percent up to 99.999995 percent. When a vendor quotes ISO classes while your consultant writes EN classes, the two map onto each other — do not treat that as a specification conflict.\u003C/p>\n\n\u003Cp>For room cleanliness itself the reference is \u003Cstrong>ISO 14644-1:2015\u003C/strong>, covering classification of air cleanliness by particle concentration. It was published in December 2015 as the second edition, reconfirmed as current in 2021, and since 15 July 2026 has been back under the five-year systematic review shown in the \u003Ca href=\"https://www.iso.org/standard/53394.html\" rel=\"nofollow noopener\" target=\"_blank\">official ISO catalogue\u003C/a>. The 2015 edition remains the version in force today.\u003C/p>\n\n\u003Cp>Other figures worth reading before you sign a purchase order:\u003C/p>\n\n\u003Cul>\n\u003Cli>\u003Cstrong>Airflow rate.\u003C/strong> Market units in the 610 x 610 mm format typically offer roughly 600, 900, and 1,080 m³/h options.\u003C/li>\n\u003Cli>\u003Cstrong>Face velocity.\u003C/strong> The common band runs 0.35 to 0.6 m/s; many datasheets quote 0.45 m/s as the reference test point.\u003C/li>\n\u003Cli>\u003Cstrong>Noise level.\u003C/strong> DC-motor units generally land between 55 and 58 dB.\u003C/li>\n\u003Cli>\u003Cstrong>Housing depth.\u003C/strong> A typical FFU module is around 365 mm deep; a BFU needs more room because it is a two-part assembly.\u003C/li>\n\u003C/ul>\n\n\u003Ch2>BFU vs FFU vs LAF vs AFU: Sorting Out Four Acronyms\u003C/h2>\n\n\u003Cp>\u003Cstrong>FFU (Fan Filter Unit)\u003C/strong> uses an axial fan in one fused housing and mounts directly into the ceiling grid. It is the default for modular cleanrooms with generous plenums and low system resistance. Installation is fast and swapping a unit is straightforward.\u003C/p>\n\n\u003Cp>\u003Cstrong>BFU (Blower Filter Unit)\u003C/strong> is essentially an FFU variant with a centrifugal blower and separated modules. It wins on static pressure reserve, which suits heavy system loads, ducted paths, or rooms that need airflow to hold steady over long service intervals.\u003C/p>\n\n\u003Cp>\u003Cstrong>LAF (Laminar Air Flow)\u003C/strong> is not merely a supply unit. An LAF is a self-contained bench — fan, HEPA or ULPA filter, diffuser, and a work surface — producing unidirectional flow across a defined working area. It protects the product or sample inside it, not the whole room.\u003C/p>\n\n\u003Cp>\u003Cstrong>AFU\u003C/strong> calls for caution. Unlike the three above, it has no settled cross-industry definition. Vendors generally use it for \u003Cem>Air Filter Unit\u003C/em>: a terminal filter box with no fan of its own, fed by a central AHU. Because the meaning shifts between suppliers, ask for a section drawing and a datasheet rather than assuming from the acronym. A related family member you will also meet is the \u003Cstrong>EFU (Equipment Fan Unit)\u003C/strong>, a supply unit mounted onto production machinery.\u003C/p>\n\n\u003Ch2>When a BFU Makes Sense on an Indonesian Project\u003C/h2>\n\n\u003Cp>A humid tropical climate loads filters harder than a four-season one. Construction dust, high humidity, and outdoor air with heavy particle content clog pre-filters faster. Under those conditions, the pressure reserve of a BFU stops being a luxury and becomes the reason airflow has not collapsed by month six.\u003C/p>\n\n\u003Cp>A BFU deserves consideration when your project shows any of these traits: an air path with ducts or attenuators; a room targeting ISO Class 5 or tighter; a shallow ceiling plenum that forces return air into ductwork; or round-the-clock operation with long filter change intervals. For ISO Class 7 and 8 rooms with generous plenums, an FFU is usually sufficient and cheaper to run.\u003C/p>\n\n\u003Cp>The overlooked side of this is the ceiling itself. Supply units hang weight and demand airtight junctions, so ceiling panels must carry the load without deflection that breaks the seal. The same principle governs \u003Ca href=\"https://sandwichpanels.id/en/blog/sandwich-panel-laboratorium-pengujian-bsl2-2026\">panels for testing laboratories and BSL-2 facilities\u003C/a> and \u003Ca href=\"https://sandwichpanels.id/en/blog/sandwich-panel-depot-air-minum-amdk-standar-ruang-produksi-2026\">bottled water production room walls\u003C/a>: the finest filter unit on the market will still fail to hold a room class if the ceiling plane around it leaks.\u003C/p>\n\n\u003Ch2>FAQ\u003C/h2>\n\n\u003Ch3>Is a BFU the same thing as an FFU?\u003C/h3>\n\n\u003Cp>Not identical, though their roles overlap. A BFU uses a centrifugal blower and is built from separated modules, while an FFU uses an axial fan inside one fused housing. In practice the BFU carries more static pressure reserve, and the FFU is more compact and faster to install into a ceiling grid.\u003C/p>\n\n\u003Ch3>Which filter class should a BFU use for a pharmaceutical cleanroom?\u003C/h3>\n\n\u003Cp>Usually H14 under EN 1822-1:2019, meaning at least 99.995 percent efficiency at MPPS. H13 at 99.95 percent still serves zones that are less critical. ULPA class U15 is reserved for genuinely demanding applications. The target room class itself is set through ISO 14644-1:2015.\u003C/p>\n\n\u003Ch3>Can a BFU be mounted in a standard sandwich panel ceiling?\u003C/h3>\n\n\u003Cp>Yes, provided the panels and framing are planned to carry the hanging load while keeping joints airtight. Hanger points, panel cut-outs, and sealant details around the frame all need calculating at drawing stage. Changing this on site after panels are up is almost always more expensive and risks compromising the seal.\u003C/p>","\u003Cp>Di gambar kerja cleanroom, kode \"BFU\" sering muncul di denah plafon tanpa penjelasan apa pun. Pertanyaan yang paling sering masuk ke tim kami sederhana: BFU adalah apa, dan kenapa tidak memakai FFU saja seperti proyek sebelah? Keduanya memang sama-sama memasok udara tersaring ke ruang bersih. Yang membedakan adalah susunan mesinnya, dan susunan itu ikut menentukan tinggi plafon, konsumsi listrik, serta cara panel di atas kepala dipasang.\u003C/p>\n\n\u003Ch2>BFU Adalah Blower Filter Unit: Definisi yang Dipakai Industri\u003C/h2>\n\n\u003Cp>BFU adalah singkatan dari \u003Cstrong>Blower Filter Unit\u003C/strong> — unit penanganan udara yang memasangkan blower, yaitu kipas sentrifugal, dengan filter efisiensi tinggi dalam satu rangkaian pasok udara bersih. Istilah ini konsisten dipakai pemasok peralatan cleanroom lintas negara, dari produsen Tiongkok dan Korea sampai distributor Asia Tenggara, dan selalu merujuk pada benda yang sama: kotak blower ditambah kotak filter HEPA.\u003C/p>\n\n\u003Cp>Bedanya dengan FFU terletak pada konstruksi. Lembar data pemasok umumnya menggambarkan BFU sebagai dua modul terpisah — unit hisap udara dan kotak pasok berfilter efisiensi tinggi — yang disambung menjadi satu jalur. FFU sebaliknya menyatukan kipas, filter, dan rumah unit dalam satu kotak tunggal yang langsung duduk di rangka plafon. Perbedaan konstruksi inilah akar dari hampir semua perbedaan lain di lapangan.\u003C/p>\n\n\u003Cp>Karena blower BFU adalah kipas sentrifugal, bukan kipas aksial, unit ini mampu melawan hambatan sistem yang lebih besar. Itu sebabnya BFU sering dipilih ketika ada saluran tambahan, peredam suara, atau filter awal berlapis di jalur udara — kondisi yang membuat kipas aksial FFU cepat kehabisan tenaga.\u003C/p>\n\n\u003Ch2>Cara Kerja BFU: Dari Udara Balik sampai Zona Bersih\u003C/h2>\n\n\u003Cp>Alur kerjanya berjalan dalam empat tahap yang sama di hampir semua konfigurasi:\u003C/p>\n\n\u003Col>\n\u003Cli>\u003Cstrong>Pengambilan udara.\u003C/strong> Blower menghisap udara balik dari plenum plafon atau dari saluran resirkulasi yang datang dari ruangan.\u003C/li>\n\u003Cli>\u003Cstrong>Penyaringan awal.\u003C/strong> Filter awal yang bisa dicuci menahan debu kasar sehingga filter HEPA tidak cepat tersumbat.\u003C/li>\n\u003Cli>\u003Cstrong>Pembangkitan tekanan.\u003C/strong> Kipas sentrifugal menaikkan tekanan statis agar udara sanggup menembus media HEPA yang rapat.\u003C/li>\n\u003Cli>\u003Cstrong>Distribusi.\u003C/strong> Udara keluar melalui muka filter berdifusi merata ke zona kerja di bawahnya.\u003C/li>\n\u003C/ol>\n\n\u003Cp>Tahap ketiga adalah alasan teknis utama orang memilih BFU. Media HEPA memberi hambatan yang terus naik seiring debu tertimbun. Lembar data unit plafon di pasar biasanya mencantumkan batas tekanan sekitar 210 Pa sebagai titik ganti filter. Cadangan tekanan yang lebih lega membuat laju aliran tetap stabil menjelang akhir umur filter — bukan turun diam-diam sampai ruangan kehilangan kelasnya.\u003C/p>\n\n\u003Cfigure>\u003Cimg src=\"https://assets.sandwichpanels.id/blog/1787775203315-bfu-blower-filter-unit-modul-terpisah-plafon-cleanroom-02.png\" alt=\"Modul blower dan kotak filter HEPA BFU terpasang terpisah di plafon cleanroom sandwich panel\" width=\"1280\" height=\"720\" loading=\"lazy\">\u003Cfigcaption>Ciri khas BFU: modul blower dan kotak filter berdiri sebagai dua bagian yang disambung, bukan satu kotak menyatu seperti FFU.\u003C/figcaption>\u003C/figure>\n\n\u003Ch2>Kelas Filter dan Angka yang Perlu Dicek di Lembar Data\u003C/h2>\n\n\u003Cp>Kualitas BFU ditentukan filternya, dan kelas filter punya standar yang jelas. \u003Cstrong>EN 1822-1:2019\u003C/strong> menetapkan kelas berdasarkan efisiensi pada MPPS, yaitu ukuran partikel yang paling mudah lolos. Angkanya: H13 minimal 99,95 persen, H14 minimal 99,995 persen, dan U15 minimal 99,9995 persen. Kelas EPA di bawahnya — E10, E11, E12 — berada di 85, 95, dan 99,5 persen.\u003C/p>\n\n\u003Cp>Padanan internasionalnya adalah \u003Cstrong>ISO 29463\u003C/strong>, yang membagi 13 kelas dari ISO 15E sampai ISO 75U dengan rentang efisiensi 95 persen hingga 99,999995 persen. Kalau vendor menyebut kelas ISO dan konsultanmu menulis kelas EN, keduanya bisa dipetakan — jangan buru-buru menganggapnya spesifikasi yang bertabrakan.\u003C/p>\n\n\u003Cp>Untuk kebersihan ruangannya sendiri, rujukannya \u003Cstrong>ISO 14644-1:2015\u003C/strong> tentang klasifikasi kebersihan udara berdasarkan konsentrasi partikel. Standar ini terbit Desember 2015 sebagai edisi kedua, dikonfirmasi tetap berlaku pada 2021, dan sejak 15 Juli 2026 kembali masuk tinjauan sistematis lima tahunan di \u003Ca href=\"https://www.iso.org/standard/53394.html\" rel=\"nofollow noopener\" target=\"_blank\">katalog resmi ISO\u003C/a>. Versi 2015 masih yang berlaku hari ini.\u003C/p>\n\n\u003Cp>Angka lain yang layak diperiksa sebelum tanda tangan pembelian:\u003C/p>\n\n\u003Cul>\n\u003Cli>\u003Cstrong>Laju aliran udara.\u003C/strong> Unit plafon ukuran 610 x 610 mm di pasar umumnya menawarkan pilihan sekitar 600, 900, dan 1.080 m³/jam.\u003C/li>\n\u003Cli>\u003Cstrong>Kecepatan muka.\u003C/strong> Rentang lazim 0,35 sampai 0,6 m/detik; banyak lembar data memakai 0,45 m/detik sebagai titik uji acuan.\u003C/li>\n\u003Cli>\u003Cstrong>Tingkat kebisingan.\u003C/strong> Unit bermotor DC biasanya di kisaran 55 sampai 58 dB.\u003C/li>\n\u003Cli>\u003Cstrong>Tinggi rumah unit.\u003C/strong> Modul FFU tipikal setebal sekitar 365 mm; BFU perlu ruang lebih karena modulnya dua bagian.\u003C/li>\n\u003C/ul>\n\n\u003Ch2>BFU vs FFU vs LAF vs AFU: Meluruskan Empat Singkatan\u003C/h2>\n\n\u003Cp>\u003Cstrong>FFU (Fan Filter Unit)\u003C/strong> memakai kipas aksial dalam satu rumah menyatu dan dipasang langsung ke grid plafon. Ini pilihan paling umum untuk cleanroom modular yang plafonnya lapang dan hambatan sistemnya rendah. Pemasangannya cepat dan penggantian unitnya sederhana.\u003C/p>\n\n\u003Cp>\u003Cstrong>BFU (Blower Filter Unit)\u003C/strong> pada dasarnya varian FFU dengan blower sentrifugal dan modul terpisah. Ia menang di cadangan tekanan statis, jadi cocok untuk beban sistem berat, jalur berduct, atau ruangan yang butuh laju aliran stabil dalam jangka panjang.\u003C/p>\n\n\u003Cp>\u003Cstrong>LAF (Laminar Air Flow)\u003C/strong> bukan sekadar unit pasok. LAF adalah perangkat mandiri lengkap — kipas, filter HEPA atau ULPA, difuser, dan meja kerja — yang menghasilkan aliran satu arah di atas area kerja tertentu. LAF melindungi produk atau sampel di dalamnya, bukan seluruh ruangan.\u003C/p>\n\n\u003Cp>\u003Cstrong>AFU\u003C/strong> perlu kehati-hatian. Berbeda dari tiga singkatan di atas, AFU tidak punya definisi baku lintas industri. Vendor umumnya memakainya untuk \u003Cem>Air Filter Unit\u003C/em>, yakni kotak filter tanpa kipas sendiri yang udaranya dipasok AHU pusat. Karena maknanya bergeser antar pemasok, mintalah gambar potongan dan lembar data — jangan berasumsi dari singkatannya saja. Satu keluarga lagi yang kerap muncul adalah \u003Cstrong>EFU (Equipment Fan Unit)\u003C/strong>, unit pasok yang dipasang menempel pada mesin produksi.\u003C/p>\n\n\u003Ch2>Kapan BFU Masuk Akal untuk Proyek di Indonesia\u003C/h2>\n\n\u003Cp>Iklim tropis lembap membuat beban filter di sini lebih berat daripada di negara empat musim. Debu konstruksi, kelembapan tinggi, dan udara luar berkadar partikel besar mempercepat penyumbatan filter awal. Dalam kondisi itu, cadangan tekanan BFU berubah dari kemewahan menjadi jaminan bahwa laju aliran tidak anjlok di bulan keenam pemakaian.\u003C/p>\n\n\u003Cp>BFU layak dipertimbangkan bila proyekmu punya salah satu ciri berikut: jalur udara memakai duct atau peredam suara; ruangan menuntut kelas ISO 5 atau lebih ketat; plenum plafon sempit sehingga udara balik harus disalurkan; atau operasi berjalan 24 jam dengan jadwal ganti filter yang panjang. Untuk ruang kelas ISO 7 dan ISO 8 dengan plenum lapang, FFU biasanya sudah lebih dari cukup dan lebih hemat.\u003C/p>\n\n\u003Cp>Sisi yang sering terlupa adalah plafonnya sendiri. Unit pasok udara menggantung beban dan menuntut sambungan kedap, sehingga panel plafon harus mampu memikulnya tanpa lendutan yang merusak segel. Prinsip yang sama berlaku pada \u003Ca href=\"https://sandwichpanels.id/id/blog/sandwich-panel-laboratorium-pengujian-bsl2-2026\">panel laboratorium pengujian dan fasilitas BSL-2\u003C/a> maupun pada \u003Ca href=\"https://sandwichpanels.id/id/blog/sandwich-panel-depot-air-minum-amdk-standar-ruang-produksi-2026\">dinding ruang produksi air minum dalam kemasan\u003C/a>: unit filter sebagus apa pun akan gagal menjaga kelas ruangan kalau bidang plafon di sekitarnya bocor.\u003C/p>\n\n\u003Ch2>FAQ\u003C/h2>\n\n\u003Ch3>Apakah BFU sama dengan FFU?\u003C/h3>\n\n\u003Cp>Tidak persis sama, meski fungsinya sejajar. BFU memakai blower sentrifugal dan tersusun dari modul yang terpisah, sementara FFU memakai kipas aksial dalam satu rumah menyatu. Secara praktis BFU punya cadangan tekanan statis lebih besar, dan FFU lebih ringkas serta lebih cepat dipasang di grid plafon.\u003C/p>\n\n\u003Ch3>Berapa kelas filter yang dipakai BFU untuk cleanroom farmasi?\u003C/h3>\n\n\u003Cp>Umumnya H14 menurut EN 1822-1:2019, yaitu efisiensi minimal 99,995 persen pada MPPS. H13 dengan 99,95 persen masih dipakai untuk zona yang tidak sekritis itu. Kelas ULPA U15 dipilih hanya untuk kebutuhan sangat ketat. Kelas ruangan targetnya sendiri ditetapkan lewat ISO 14644-1:2015.\u003C/p>\n\n\u003Ch3>Apakah BFU bisa dipasang di plafon sandwich panel biasa?\u003C/h3>\n\n\u003Cp>Bisa, asalkan panel dan rangkanya direncanakan memikul beban gantung unit sekaligus menjaga kekedapan sambungan. Yang perlu dihitung sejak tahap gambar adalah titik gantung, bukaan potongan panel, dan detail sealant di sekeliling bingkai. Perubahan di lapangan setelah panel terpasang hampir selalu lebih mahal dan berisiko membocorkan segel.\u003C/p>","\u003Cp>翻开洁净室吊顶平面图，常会看到一个没有图例说明的三字母代号：BFU。随之而来的问题总是相同的——BFU是什么？为什么不像隔壁项目那样直接用FFU？两者都向洁净空间输送经过过滤的空气，区别在于设备的组合方式，而这一点会直接影响吊顶高度、运行电耗以及顶棚夹芯板的施工做法。\u003C/p>\n\n\u003Ch2>BFU的准确定义\u003C/h2>\n\n\u003Cp>BFU是\u003Cstrong>Blower Filter Unit\u003C/strong>的缩写，即风机过滤单元。它把离心式风机与高效过滤器组合成一套洁净送风装置。这一术语在各国洁净室设备供应商中使用一致，从中国、韩国的制造商到东南亚的经销商，所指的都是同一种硬件：风机箱体加HEPA过滤箱。\u003C/p>\n\n\u003Cp>它与FFU的差别体现在结构上。供应商技术资料通常把BFU描述为两个独立模块——进风机组与高效送风箱——串联成一条送风路径；而FFU则把风机、过滤器与外壳整合成单一箱体，直接嵌入吊顶龙骨。几乎所有其他实际差异都源自这一设计取舍。\u003C/p>\n\n\u003Cp>由于BFU采用离心风机而非轴流风机，它能克服大得多的系统阻力。因此，凡是送风路径中带有风管、消声器或多级预过滤的场合，通常都会选用BFU，而FFU的轴流风机在这类工况下很快就会力不从心。\u003C/p>\n\n\u003Ch2>BFU的工作流程\u003C/h2>\n\n\u003Cp>无论何种配置，其工作顺序基本一致：\u003C/p>\n\n\u003Col>\n\u003Cli>\u003Cstrong>取风。\u003C/strong>风机从吊顶静压箱或房间回风管道吸入回风。\u003C/li>\n\u003Cli>\u003Cstrong>预过滤。\u003C/strong>可清洗初效过滤网拦截粗颗粒粉尘，避免高效过滤器过早堵塞。\u003C/li>\n\u003Cli>\u003Cstrong>建立压力。\u003C/strong>离心风机提升静压，使气流能够穿透致密的HEPA滤材。\u003C/li>\n\u003Cli>\u003Cstrong>送风扩散。\u003C/strong>空气经过滤器出风面均匀扩散至下方工作区。\u003C/li>\n\u003C/ol>\n\n\u003Cp>第三步正是选择BFU的核心技术理由。HEPA滤材的阻力会随积尘持续上升，市面上吊顶送风单元的技术参数通常把约210 Pa标注为更换过滤器的临界压力。充裕的静压余量能让风量在接近该临界值时依然稳定，而不是悄然衰减，直到房间失去原有洁净等级。\u003C/p>\n\n\u003Cfigure>\u003Cimg src=\"https://assets.sandwichpanels.id/blog/1787775203315-bfu-blower-filter-unit-modul-terpisah-plafon-cleanroom-02.png\" alt=\"洁净室夹芯板吊顶上分体安装的BFU风机模块与HEPA过滤箱\" width=\"1280\" height=\"720\" loading=\"lazy\">\u003Cfigcaption>BFU的典型特征：风机模块与过滤箱是两个相互连接的部件，而非FFU那样的一体化箱体。\u003C/figcaption>\u003C/figure>\n\n\u003Ch2>过滤等级与选型必查参数\u003C/h2>\n\n\u003Cp>BFU的性能取决于过滤器，而过滤等级有明确标准。\u003Cstrong>EN 1822-1:2019\u003C/strong>按MPPS（最易穿透粒径）下的效率划分等级：H13不低于99.95%，H14不低于99.995%，U15不低于99.9995%；其下的EPA等级E10、E11、E12分别为85%、95%和99.5%。\u003C/p>\n\n\u003Cp>与之对应的国际标准是\u003Cstrong>ISO 29463\u003C/strong>，共划分13个等级，从ISO 15E到ISO 75U，效率区间为95%至99.999995%。若供应商报的是ISO等级而顾问写的是EN等级，两者可以相互对照，不必视为规格冲突。\u003C/p>\n\n\u003Cp>房间洁净度本身则依据\u003Cstrong>ISO 14644-1:2015\u003C/strong>，即按空气中悬浮粒子浓度划分洁净度等级。该标准于2015年12月发布第二版，2021年经复审确认继续有效，并自2026年7月15日起再次进入五年期系统复审，相关状态可在\u003Ca href=\"https://www.iso.org/standard/53394.html\" rel=\"nofollow noopener\" target=\"_blank\">ISO官方目录\u003C/a>中查询。目前仍以2015版为准。\u003C/p>\n\n\u003Cp>签订采购合同前还应核对以下参数：\u003C/p>\n\n\u003Cul>\n\u003Cli>\u003Cstrong>风量。\u003C/strong>610 x 610 mm规格的市售机型通常提供约600、900与1080 m³/h三档选择。\u003C/li>\n\u003Cli>\u003Cstrong>出风面风速。\u003C/strong>常见区间为0.35至0.6 m/s，多数技术资料以0.45 m/s作为基准测试点。\u003C/li>\n\u003Cli>\u003Cstrong>噪声。\u003C/strong>直流电机机型一般在55至58 dB之间。\u003C/li>\n\u003Cli>\u003Cstrong>箱体高度。\u003C/strong>典型FFU模块厚度约365 mm；BFU因是分体结构，所需安装空间更大。\u003C/li>\n\u003C/ul>\n\n\u003Ch2>BFU、FFU、LAF与AFU的区别\u003C/h2>\n\n\u003Cp>\u003Cstrong>FFU（Fan Filter Unit）\u003C/strong>采用轴流风机与一体化箱体，直接安装于吊顶龙骨，是静压箱空间充裕、系统阻力较低的模块化洁净室的常规选择，安装快捷、更换方便。\u003C/p>\n\n\u003Cp>\u003Cstrong>BFU（Blower Filter Unit）\u003C/strong>本质上是FFU的变体，改用离心风机并采用分体模块。它的优势在于静压余量，适合系统负荷重、带风管送风，或需要长期保持风量稳定的房间。\u003C/p>\n\n\u003Cp>\u003Cstrong>LAF（Laminar Air Flow）\u003C/strong>并非单纯的送风单元，而是包含风机、HEPA或ULPA过滤器、扩散板与工作台面的独立设备，在特定工作区形成单向流。它保护的是设备内部的产品或样品，而非整个房间。\u003C/p>\n\n\u003Cp>\u003Cstrong>AFU\u003C/strong>则需要谨慎对待。与上述三者不同，它在行业内没有统一定义，供应商多用它指代\u003Cem>Air Filter Unit\u003C/em>，即自身不带风机、由中央空调机组供风的末端过滤箱。由于各家含义不一，应索取剖面图与技术资料，不要仅凭缩写推断。此外还有\u003Cstrong>EFU（Equipment Fan Unit）\u003C/strong>，指直接安装在生产设备上的送风单元。\u003C/p>\n\n\u003Ch2>印尼项目何时应选用BFU\u003C/h2>\n\n\u003Cp>湿热的热带气候对过滤器的负荷远高于四季分明地区。施工粉尘、高湿度以及颗粒物含量较高的室外空气会加快初效过滤网的堵塞。在这种条件下，BFU的静压余量不再是奢侈配置，而是保证风量在投用第六个月仍未大幅衰减的关键。\u003C/p>\n\n\u003Cp>若项目具备以下任一特征，就值得考虑BFU：送风路径中设有风管或消声器；房间目标等级为ISO 5级或更严格；吊顶静压箱空间偏浅、回风必须走管道；或设备需二十四小时连续运行且换滤周期较长。对于静压箱空间充裕的ISO 7级与8级房间，FFU通常已经足够，且运行更经济。\u003C/p>\n\n\u003Cp>容易被忽视的是吊顶本身。送风单元既有悬吊荷载，又要求接缝气密，因此顶棚板必须在不产生破坏密封的挠曲的前提下承担重量。这一原则同样适用于\u003Ca href=\"https://sandwichpanels.id/zh/blog/sandwich-panel-laboratorium-pengujian-bsl2-2026\">检测实验室与BSL-2设施的夹芯板\u003C/a>以及\u003Ca href=\"https://sandwichpanels.id/zh/blog/sandwich-panel-depot-air-minum-amdk-standar-ruang-produksi-2026\">饮用水生产车间墙面\u003C/a>：若吊顶面层存在渗漏，再好的过滤单元也无法维持房间洁净等级。\u003C/p>\n\n\u003Ch2>FAQ\u003C/h2>\n\n\u003Ch3>BFU与FFU是同一种设备吗？\u003C/h3>\n\n\u003Cp>不完全相同，但功能定位相近。BFU采用离心风机、分体模块结构；FFU则采用轴流风机与一体化箱体。实际使用中，BFU的静压余量更大，FFU结构更紧凑、嵌入吊顶龙骨的安装速度更快。\u003C/p>\n\n\u003Ch3>制药洁净室的BFU应选用哪一等级过滤器？\u003C/h3>\n\n\u003Cp>通常按EN 1822-1:2019选用H14级，即MPPS下效率不低于99.995%。对关键性稍低的区域，99.95%的H13级仍可采用；U15级超高效过滤器仅用于要求极为严苛的场合。房间目标洁净等级本身则依据ISO 14644-1:2015确定。\u003C/p>\n\n\u003Ch3>BFU可以安装在普通夹芯板吊顶上吗？\u003C/h3>\n\n\u003Cp>可以，前提是板材与骨架在设计阶段就按悬吊荷载核算，并保证接缝气密。吊点位置、板材开孔尺寸与框边密封胶做法都应在出图阶段确定。板材安装完成后再在现场变更，成本通常更高，也更容易破坏密封。\u003C/p>","https://assets.sandwichpanels.id/blog/1787775183388-bfu-adalah-blower-filter-unit-cleanroom-2026-cover-01.png","2026-08-26T20:17:12.291958Z",{"en":214,"id":215,"zh":216},"Open any cleanroom ceiling plan and you will eventually hit a three-letter code with no legend: BFU. The question that follows is always the same — what is a BFU, and why not simply use an FFU like ...","Di gambar kerja cleanroom, kode \"BFU\" sering muncul di denah plafon tanpa penjelasan apa pun. Pertanyaan yang paling sering masuk ke tim kami sederhana: BFU adalah apa, dan kenapa tidak memakai FFU sa...","翻开洁净室吊顶平面图，常会看到一个没有图例说明的三字母代号：BFU。随之而来的问题总是相同的——BFU是什么？为什么不像隔壁项目那样直接用FFU��...","24d78ce2-76ce-409a-801a-6477e10c7e5e",true,"2026-08-27T02:16:32.757958Z",{"title":221,"description":225},{"en":222,"id":223,"zh":224},"What Is a BFU? Blower Filter Unit vs FFU & LAF 2026","BFU Adalah: Fungsi, Cara Kerja & Beda dengan FFU 2026","BFU是什么？风机过滤单元与FFU对比指南2026",{"en":226,"id":227,"zh":228},"A BFU (Blower Filter Unit) pairs a centrifugal blower with an H14 HEPA filter to supply cleanroom air. Compare specs, uses and differences against FFU and LAF.","BFU adalah Blower Filter Unit: modul blower sentrifugal plus filter HEPA H14 untuk cleanroom. Pelajari cara kerja, spesifikasi, dan bedanya dengan FFU serta LAF.","BFU即Blower Filter Unit，由离心风机模块与H14高效过滤器组成，为洁净室送风。本文解析其结构、风量与静压参数，并对比FFU与LAF的适用场景与选型要点。","bfu-adalah-blower-filter-unit-beda-afu-laf-2026",[231,232,233,234,235,236,237,238],"bfu adalah","blower filter unit","bfu vs ffu","fan filter unit","EN 1822-1:2019","ISO 14644-1","filter HEPA H14","peralatan cleanroom",{"en":240,"id":241,"zh":242},"BFU Explained: Blower Filter Unit vs FFU and LAF","BFU Adalah: Fungsi, Cara Kerja, dan Beda dengan FFU & LAF","BFU是什么？风机过滤单元与FFU、LAF的区别",{"data":244},[245,247,249,251,253,255,257,259,261,263,265,267,269,271,273,275,277,279],{"id":43,"image_url":44,"name":246,"position":49,"slug":50,"type":51},{"en":46,"id":47,"zh":48},{"id":53,"image_url":54,"name":248,"position":59,"slug":60,"type":51},{"en":56,"id":57,"zh":58},{"id":62,"image_url":63,"name":250,"position":68,"slug":69,"type":51},{"en":65,"id":66,"zh":67},{"id":71,"image_url":72,"name":252,"position":77,"slug":78,"type":51},{"en":74,"id":75,"zh":76},{"id":80,"image_url":81,"name":254,"position":85,"slug":86,"type":51},{"en":83,"id":83,"zh":84},{"id":88,"image_url":89,"name":256,"position":94,"slug":95,"type":51},{"en":91,"id":92,"zh":93},{"id":97,"image_url":7,"name":258,"position":102,"slug":103,"type":51},{"en":99,"id":100,"zh":101},{"id":105,"image_url":106,"name":260,"position":111,"slug":112,"type":51},{"en":108,"id":109,"zh":110},{"id":114,"image_url":115,"name":262,"position":120,"slug":121,"type":51},{"en":117,"id":118,"zh":119},{"id":123,"image_url":115,"name":264,"position":127,"slug":128,"type":51},{"en":125,"id":125,"zh":126},{"id":130,"image_url":131,"name":266,"position":136,"slug":137,"type":51},{"en":133,"id":134,"zh":135},{"id":139,"image_url":7,"name":268,"position":144,"slug":145,"type":51},{"en":141,"id":142,"zh":143},{"id":147,"image_url":148,"name":270,"position":153,"slug":154,"type":51},{"en":150,"id":151,"zh":152},{"id":156,"image_url":157,"name":272,"position":162,"slug":163,"type":51},{"en":159,"id":160,"zh":161},{"id":165,"image_url":166,"name":274,"position":171,"slug":172,"type":51},{"en":168,"id":169,"zh":170},{"id":174,"image_url":175,"name":276,"position":180,"slug":181,"type":51},{"en":177,"id":178,"zh":179},{"id":183,"image_url":184,"name":278,"position":188,"slug":189,"type":51},{"en":186,"id":186,"zh":187},{"id":191,"image_url":192,"name":280,"position":197,"slug":198,"type":51},{"en":194,"id":195,"zh":196},{"data":282,"total":409},[283,311,336,359,384],{"author_name":200,"category":284,"cover_image":290,"created_at":291,"excerpt":292,"id":296,"published_at":297,"slug":298,"tags":299,"title":307,"updated_at":297},{"name":285,"slug":289},{"en":286,"id":287,"zh":288},"Industry & Applications","Industri & Aplikasi","行业与应用","industri","https://assets.sandwichpanels.id/blog/1789071030109-sandwich-panel-cleanroom-elektronik-esd-antistatik-2026-cover-01.png","2026-09-10T20:14:08.110386Z",{"en":293,"id":294,"zh":295},"When an electronics plant orders cleanroom panels, the request almost always sounds the same: \"panels like the ones pharma uses.\" Yet the two industries are hunting different enemies. Pharmaceutical c...","Ketika pabrik elektronik memesan panel cleanroom, permintaan yang masuk hampir selalu berbunyi sama: \"panel seperti yang dipakai farmasi\". Padahal dua industri itu memburu musuh yang berbeda. Cleanroo...","电子工厂订购洁净室夹芯板时，提出的要求几乎千篇一律：\"要和制药厂用的一样\"。但这两个行业面对的敌人并不相同。制药洁净室追求无菌与颗粒控制...","d623e1eb-12a8-43f2-b66f-10262fffee2d","2026-09-11T02:15:44.628533Z","sandwich-panel-cleanroom-elektronik-esd-antistatik-2026",[300,301,302,303,304,305,236,306],"panel cleanroom elektronik","ESD antistatik","ANSI/ESD S20.20-2021","IEC 61340-5-1:2024","IEC 61340-2-3:2016","resistansi permukaan panel","cleanroom semikonduktor",{"en":308,"id":309,"zh":310},"ESD Cleanroom Panels for Electronics: Specs and ISO Class 2026","Panel Cleanroom Elektronik: ESD, Antistatik dan Kelas ISO 2026","电子洁净室夹芯板：ESD防静电与ISO等级选型2026",{"author_name":200,"category":312,"cover_image":314,"created_at":315,"excerpt":316,"id":320,"published_at":321,"slug":322,"tags":323,"title":332,"updated_at":321},{"name":313,"slug":289},{"en":286,"id":287,"zh":288},"https://assets.sandwichpanels.id/blog/1788984829868-sandwich-panel-pabrik-kosmetik-cpkb-2026-cover-01.png","2026-09-09T20:21:03.424604Z",{"en":317,"id":318,"zh":319},"Indonesia's drug and food authority BPOM counts 1,684 cosmetics manufacturers in the country, roughly 85 percent of them small and medium enterprises. The market is projected to pass US$10 billion in ...","Badan POM mencatat ada 1.684 industri kosmetik di Indonesia, dan sekitar 85 persen di antaranya industri kecil dan menengah. Nilai pasarnya diperkirakan menembus US$10 miliar pada 2026, dengan pertumb...","印尼国家药监局（BPOM）登记的化妆品生产企业已达1684家，其中约85%为中小企业；2026年市场规模预计突破100亿美元，年增长率约6.3%。新工厂不断开工，�...","ccf67caf-1fcb-44c1-aa61-53ce38083874","2026-09-10T02:16:27.043508Z","sandwich-panel-pabrik-kosmetik-cpkb-ruang-produksi-2026",[324,325,326,327,328,329,330,331],"sandwich panel pabrik kosmetik","ruang produksi CPKB","PerBPOM 8 tahun 2026","ISO 22716","dinding higienis kosmetik","sudut saniter","panel cleanroom kosmetik","EN 14509",{"en":333,"id":334,"zh":335},"Sandwich Panels for Cosmetics Factories: CPKB Room Standards 2026","Sandwich Panel Pabrik Kosmetik: Standar Ruang Produksi CPKB 2026","化妆品工厂夹芯板：CPKB洁净车间标准2026",{"author_name":200,"category":337,"cover_image":339,"created_at":340,"excerpt":341,"id":345,"published_at":346,"slug":347,"tags":348,"title":355,"updated_at":346},{"name":338,"slug":289},{"en":286,"id":287,"zh":288},"https://assets.sandwichpanels.id/blog/1788898347476-standar-dinding-ruang-produksi-pangan-food-grade-2026-cover-01.png","2026-09-08T20:20:42.835317Z",{"en":342,"id":343,"zh":344},"Food safety auditors rarely start with drawings. They run a hand along the production room wall, then crouch to inspect the joint where wall meets floor. Most findings come from those two movements: p...","Auditor keamanan pangan jarang mulai dari gambar kerja. Mereka menyusuri dinding ruang produksi dengan telapak tangan, lalu menunduk ke pertemuan dinding dan lantai. Dua gerakan itu menghasilkan sebag...","食品安全审核员很少先看图纸。他们会用手掌抚过车间墙面，再蹲下检查墙与地面的交接。多数不合格项就来自这两个动作：表面多孔、涂层起皮、直��...","5e0e7dd9-ec73-4c91-aebe-64f2c82bb351","2026-09-09T02:15:57.598706Z","standar-dinding-ruang-produksi-pangan-food-grade-2026",[349,350,351,352,353,329,354,331],"standar dinding ruang produksi pangan","panel food grade","CPPOB","Peraturan BPOM 10 tahun 2023","SNI CXC 1:1969","dinding higienis pabrik makanan",{"en":356,"id":357,"zh":358},"Food Plant Wall Standards: Hygienic Panel Guide 2026","Standar Dinding Ruang Produksi Pangan: Panel Food Grade 2026","食品生产车间墙面标准：食品级夹芯板选型指南2026",{"author_name":200,"category":360,"cover_image":362,"created_at":363,"excerpt":364,"id":368,"published_at":369,"slug":370,"tags":371,"title":380,"updated_at":369},{"name":361,"slug":289},{"en":286,"id":287,"zh":288},"https://assets.sandwichpanels.id/blog/1788811890659-sandwich-panel-pabrik-pakan-ternak-gudang-bahan-baku-2026-cover-01.png","2026-09-07T20:16:17.544963Z",{"en":365,"id":366,"zh":367},"A feed mill is rarely treated as a serious construction project. Yet the building has to do three conflicting things at once: keep moisture away from grain, keep explosive organic dust under control, ...","Pabrik pakan ternak jarang dibahas sebagai proyek konstruksi serius. Padahal bangunannya harus melakukan tiga hal sekaligus yang saling bertentangan: menahan uap air agar jagung tidak berjamur, mengen...","饲料厂很少被当作一个严肃的建筑项目。但这栋建筑必须同时完成三件相互矛盾的事：把水汽挡在玉米之外、把可能爆炸的有机粉尘控制住，同时还要��...","a4634bd6-4ef8-4eef-84db-80d486cbf3fe","2026-09-08T02:15:56.472577Z","sandwich-panel-pabrik-pakan-ternak-gudang-bahan-baku-2026",[372,373,374,375,376,377,378,379],"sandwich panel pabrik pakan ternak","gudang bahan baku pakan","CPPB pakan","SNI 8173-3:2022","NFPA 660","ledakan debu pakan","aflatoksin gudang","panel rockwool pabrik",{"en":381,"id":382,"zh":383},"Sandwich Panels for Feed Mills and Raw Material Warehouses 2026","Sandwich Panel Pabrik Pakan Ternak dan Gudang Bahan Baku 2026","饲料厂与原料仓库夹芯板：选型与建造指南2026",{"author_name":200,"category":385,"cover_image":387,"created_at":388,"excerpt":389,"id":393,"published_at":394,"slug":395,"tags":396,"title":405,"updated_at":394},{"name":386,"slug":289},{"en":286,"id":287,"zh":288},"https://assets.sandwichpanels.id/blog/1788725376074-sandwich-panel-ruang-genset-peredam-suara-stc-2026-cover-01.png","2026-09-06T20:15:22.500682Z",{"en":390,"id":391,"zh":392},"The generator room is usually the last space designed in a factory project and the first one complained about after start-up. By then the set is installed, the neighbours have called, and the walls ar...","Ruang genset biasanya jadi urusan terakhir dalam proyek pabrik, dan hampir selalu jadi keluhan pertama setelah pabrik beroperasi. Mesin sudah dipasang, tetangga sudah mengeluh, dinding sudah berdiri. ...","发电机房往往是工厂项目中最后考虑的房间，却常常是投产后第一个被投诉的地方。真正决定隔声效果的选择，在设备进场之前就已经做出：墙体构造��...","6fd8d65e-f0e8-4385-b36f-396e5a9655cd","2026-09-07T02:15:50.590735Z","sandwich-panel-ruang-genset-peredam-suara-stc-2026",[397,398,399,400,401,402,403,404],"sandwich panel ruang genset","peredam suara genset","rockwool STC","Rw ISO 717-1","KepMenLH 48 1996","Permenaker 5 2018","panel akustik","ventilasi ruang genset",{"en":406,"id":407,"zh":408},"Sandwich Panels for Generator Rooms: Rw, STC and Cost 2026","Sandwich Panel Ruang Genset: Peredam Suara, STC & Biaya 2026","发电机房夹芯板：隔声选型、STC与造价指南2026",204]