{"id":10986,"date":"2026-10-01T02:31:36","date_gmt":"2026-10-01T00:31:36","guid":{"rendered":"https:\/\/gjergjihtextil.com\/perde-akustike-per-salla\/"},"modified":"2026-10-01T02:31:36","modified_gmt":"2026-10-01T00:31:36","slug":"perde-akustike-per-salla","status":"publish","type":"post","link":"https:\/\/gjergjihtextil.com\/en\/perde-akustike-per-salla\/","title":{"rendered":"Motorized Acoustic Curtains: 30+ Years&#8217; Advice for Facility Managers"},"content":{"rendered":"<\/p>\n<p>For most multipurpose halls, motorized porous acoustic curtains give the best mix of variable reverberation control and operational flexibility. Heavy velour drapery still wins where speech clarity matters most, and decorative acoustic membranes suit lobbies where appearance carries equal weight. Whatever the venue, the choice comes down to motorization, frequency performance, and fire safety documentation before anything else.<\/p>\n<hr>\n<blockquote>\n<p><strong>TL;DR:<\/strong><\/p>\n<ul>\n<li>Motorized porous curtains are ideal for halls that need quick, on-demand adjustments between music and speech settings, while fixed velour drapes suit spaces focused solely on amplified speech.<\/li>\n<li>Fire safety certification is essential for all acoustic curtains used in public venues, requiring documented tests before installation to meet safety regulations.<\/li>\n<li>Textile-based curtains mainly improve mid and low frequency sound absorption, with limited effectiveness above 2000 Hz unless combined with resonant or perforated modules.<\/li>\n<li>Proper coverage and acoustic targets should be determined through-site surveys and measurable reverberation data, not just fabric appearance or marketing claims.<\/li>\n<li>Supplier experience and integrated production control significantly influence curtain performance consistency, delivery timelines, and long-term maintenance.<\/li>\n<\/ul>\n<\/blockquote>\n<hr>\n<div data-blg-cta=\"after_tldr\" data-blg-cta-layout=\"split\" style=\"margin:28px 0;font-family:-apple-system, BlinkMacSystemFont, &apos;Segoe UI&apos;, Roboto, Helvetica, Arial, sans-serif\">\n<div style=\"border-radius:26px;padding:min(22px,3.2vw);background:radial-gradient(circle at 100% 0%,#d7dcea 0 150px,rgba(255,255,255,0) 151px),radial-gradient(circle at 0% 100%,#d7dcea 0 130px,rgba(255,255,255,0) 131px),linear-gradient(180deg,#e4e7f1 0%,#f2f3f8 100%)\">\n<div style=\"background:#ffffff;border-radius:18px;overflow:hidden\">\n<div style=\"display:flex;flex-wrap:wrap;background:linear-gradient(104deg,#112250 0%,#0b1634 33%,#ffffff 33.15%)\">\n<div style=\"flex:0 0 30%;min-width:150px;padding:30px 10px 30px 26px;color:#ffffff\">\n<div style=\"margin:0 0 14px\"><span style=\"display:inline-block;max-width:100%;border-radius:999px;padding:6px 13px;font-size:12px;font-weight:800;letter-spacing:0.1em;text-transform:uppercase;line-height:1.3;background:#ffffff;color:#152961\">Gjergjihtextil<\/span><\/div>\n<div style=\"font-size:12px;opacity:0.75\">gjergjihtextil.com<\/div>\n<\/div>\n<div style=\"flex:1 1 300px;padding:30px 28px 30px 40px\">\n<div style=\"font-size:23px;font-weight:800;line-height:1.2;letter-spacing:-0.01em;color:#1f2937;margin:0\">Specify Curtains With Textile Expertise<\/div>\n<div style=\"width:56px;height:6px;border-radius:3px;background:#1e3a8a;margin:12px 0 14px\"><\/div>\n<div style=\"font-size:15px;line-height:1.55;color:#64748b;margin:0 0 22px\">Gjergji H Tekstil provides custom textile solutions, design, production, and distribution for hospitality and event environments.<\/div>\n<p><a href=\"https:\/\/gjergjihtextil.com\/en\/\" style=\"display:inline-flex;align-items:center;gap:9px;border-radius:10px;font-weight:700;font-size:15px;text-decoration:none;padding:13px 22px 13px 26px;background:#1e3a8a;color:#ffffff\">Explore textile solutions<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h2 id=\"table-of-contents\" tabindex=\"-1\">Table of Contents<\/h2>\n<ul>\n<li><a href=\"#comparing-acoustic-curtain-types-for-halls\">Comparing acoustic curtain types for halls<\/a><\/li>\n<li><a href=\"#where-each-acoustic-curtain-option-wins-and-loses\">Where each acoustic curtain option wins and loses<\/a><\/li>\n<li><a href=\"#how-to-specify-and-buy-acoustic-curtains-for-a-hall\">How to specify and buy acoustic curtains for a hall<\/a><\/li>\n<li><a href=\"#why-supplier-experience-changes-acoustic-curtain-outcomes\">Why supplier experience changes acoustic curtain outcomes<\/a><\/li>\n<li><a href=\"#what-acoustic-curtains-are-and-where-they-get-used\">What acoustic curtains are and where they get used<\/a><\/li>\n<li><a href=\"#from-selection-to-installation-what-the-timeline-looks-like\">From selection to installation: what the timeline looks like<\/a><\/li>\n<li><a href=\"#one-habit-that-saves-acoustic-curtain-projects-from-a-common-mistake\">One habit that saves acoustic curtain projects from a common mistake<\/a><\/li>\n<li><a href=\"#a-textile-partner-for-halls-that-need-more-than-curtains\">A textile partner for halls that need more than curtains<\/a><\/li>\n<li><a href=\"#sources\">Sources<\/a><\/li>\n<li><a href=\"#faq\">FAQ<\/a><\/li>\n<\/ul>\n<h2 id=\"comparing-acoustic-curtain-types-for-halls\" tabindex=\"-1\">Comparing acoustic curtain types for halls<\/h2>\n<p>Every hall has a different mix of programming, and the curtain type should follow that mix rather than a general preference for one fabric or system. Motorized porous banners cover the widest range of use cases because they change state on demand, while heavier or more decorative options serve narrower, more fixed needs.<\/p>\n<ul>\n<li><strong>Motorized porous banners<\/strong>: deployed and retracted on tracks, they give strong mid and low frequency absorption and are built for halls that alternate between music and speech.<\/li>\n<li><strong>Heavy velour drapery, flame retardant<\/strong>: dense fabric with high surface absorption, favored where amplified speech and visual masking of hard walls both matter.<\/li>\n<li><strong>Decorative or printed acoustic membranes<\/strong>: designed first for appearance, with moderate absorption that suits lobbies and other visible public areas.<\/li>\n<li><strong>Resonant or active acoustic modules<\/strong>: an alternative to textile curtains when a hall needs precise, repeatable adjustment beyond what fabric alone can deliver.<\/li>\n<\/ul>\n<p>A hall running conferences one week and live music the next has little use for a fixed velour treatment, no matter how good its absorption numbers look on paper. Motorized porous systems let a technician switch between an absorbent, speech-ready state and a more reflective, music-ready state within minutes, using presets rather than a crew pulling drapery by hand. Decorative membranes rarely match that performance range, but they solve a different problem: a lobby or pre-function space where the client wants a curtain to look intentional, not just functional, as detailed in this <a href=\"https:\/\/www.wallsneedlove.com\/blogs\/news\/wall-mural-role-in-event-spaces-a-venue-guide\" target=\"_blank\" rel=\"noopener\">venue guide on wall mural role in event spaces<\/a>. Resonant modules enter the conversation when a hall\u2019s frequency demands, especially above 2000 Hz, exceed what porous textiles alone can deliver, a point covered in more detail below.<\/p>\n<h2 id=\"where-each-acoustic-curtain-option-wins-and-loses\" tabindex=\"-1\">Where each acoustic curtain option wins and loses<\/h2>\n<p>No single curtain type wins on every dimension, and treating them that way leads to the wrong purchase order.<\/p>\n<ol>\n<li><strong>Motorization<\/strong>: Motorized porous banners run on tracks with electric draw machines and remote presets, which the <a href=\"http:\/\/jansonindustries.com\/assets\/pdfs\/11073%20ACOUSTICAL%20DRAPERY%20AND%20TRACKS%20FOR%20AUDITORIUM%20WALLS%20MOTORIZED%20SYSTEM.pdf\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">Janson Industries specification<\/a> recommends for halls that need to switch acoustic states within an event schedule. Manual velour drapery works fine where the configuration rarely changes, but it depends on staff availability every time the room needs to flip.<\/li>\n<li><strong>Frequency performance<\/strong>: textile-based variable absorbers perform best in the mid and low frequency range, with smaller effect above 2000 Hz unless paired with a resonant or perforated device.<\/li>\n<li><strong>Fire safety and certification<\/strong>: velour drapery is commonly flame treated and should come with test documentation; porous banners used in the same specification typically require the same certificates before installation approval.<\/li>\n<li><strong>Durability and maintenance<\/strong>: fabric weight and finish determine cleaning cycles and hardware wear, and track-mounted systems need periodic motor and draw-machine servicing.<\/li>\n<li><strong>Operational flexibility<\/strong>: stacking behavior matters as much as absorption, since a poorly stacked curtain still masks part of a reflective wall even when retracted.<\/li>\n<\/ol>\n<p><strong>Pro Tip:<\/strong> <em>Ask any curtain vendor for motor torque ratings and duty cycle data before ordering: underspecified motors are one of the most common failure points in motorized track installations.<\/em><\/p>\n<p>Reference material on <a href=\"https:\/\/siapacoustics.com\/wp-content\/uploads\/2026\/05\/SIAP_NS8178_ISO23591_Active_Acoustics_Reference_Document_v1.0.pdf\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">active acoustics standards<\/a> frames the frequency issue plainly: porous curtains handle mid and low frequency variability well, but high-frequency control usually needs a combined solution. That single fact should shape which curtain type a facility manager puts at the top of the shortlist.<\/p>\n<h2 id=\"how-to-specify-and-buy-acoustic-curtains-for-a-hall\" tabindex=\"-1\">How to specify and buy acoustic curtains for a hall<\/h2>\n<p>A good specification starts with numbers, not fabric samples. Define the acoustic targets first, then use them to filter vendors and materials.<\/p>\n<ul>\n<li>Set target reverberation time ranges for each use case the hall serves, and request early decay time and clarity metrics such as C50 or C80 where music programming justifies it, referencing frameworks like NS 8178 and ISO 23591 for measurable design criteria.<\/li>\n<li>Run a site survey that maps hard reflective surfaces and confirms available wall and ceiling area for absorbers, since meaningful reverberation variability generally requires covering a substantial share of those surfaces rather than a token strip of curtain.<\/li>\n<li>Ask vendors for measured absorption coefficients by frequency band, not just marketing claims about \u201cacoustic\u201d fabric.<\/li>\n<li>Request motor and track specification sheets, including duty cycle and expected service intervals, for any motorized system under consideration.<\/li>\n<li>Confirm flame-retardant certificates and test reports are available before, not after, the purchase order is signed.<\/li>\n<li>Decide between custom and stock textiles early, since custom fabrication changes lead time and installation coordination with electrical and rigging contractors.<\/li>\n<\/ul>\n<p>Red flags tend to repeat across bad procurement outcomes: missing absorption test data, vague or absent motor specifications, and no local service plan for hardware once it fails. A vendor unwilling to share any of these documents before the sale is unlikely to produce them after installation either. For fabric selection details specific to hospitality-grade textiles, a guide on <a href=\"https:\/\/gjergjihtextil.com\/en\/curtain-types-for-hotels\" target=\"_blank\" rel=\"noopener\">curtain fabrics and construction<\/a> covers durability and finish considerations that apply directly to acoustic drapery choices.<\/p>\n<h2 id=\"why-supplier-experience-changes-acoustic-curtain-outcomes\" tabindex=\"-1\">Why supplier experience changes acoustic curtain outcomes<\/h2>\n<p>Fire certification, absorption consistency, and delivery timelines all trace back to how a supplier runs production, not just what a spec sheet promises. A supplier that imports, manufactures, and distributes under one roof can verify flame treatments batch to batch instead of relying on a middleman\u2019s paperwork.<\/p>\n<blockquote>\n<p>Suppliers with production control over their own textile supply chain are better positioned to guarantee consistent fire treatments, repeatable absorption performance, and dependable lead times.<\/p>\n<\/blockquote>\n<p>A textile supplier with long experience operates integrated import, manufacturing, and distribution chains serving international hotel brands. That track record matters for acoustic curtain procurement specifically, because it points to consistent production tolerances and installation support that a one-off importer typically cannot offer. Ask any experienced supplier for measured in-situ reverberation reports, a maintenance schedule for motorized hardware, and case examples of comparable hall installations before committing to an order. Proprietary performance data and client case studies specific to acoustic curtain projects were not publicly available at the time of writing.<\/p>\n<h2 id=\"what-acoustic-curtains-are-and-where-they-get-used\" tabindex=\"-1\">What acoustic curtains are and where they get used<\/h2>\n<p>Acoustic curtains are heavy or engineered textile systems installed on walls, tracks, or ceiling-mounted rigs to absorb sound energy and reduce unwanted reflections. In conference halls, they control speech intelligibility by softening hard parallel walls that would otherwise cause flutter echo. In auditoria, they often move on tracks so the room can shift between a reflective state for orchestral music and an absorbent state for spoken word. Cinemas use them along side and rear walls to manage reflections around screen and surround speakers, while lobbies and pre-function spaces lean on decorative acoustic membranes that soften noise without looking purely functional.<\/p>\n<p>The common thread across all four settings is that a curtain is doing acoustic work, not just decorating a wall. A conference room with hard glass and plaster surfaces can have unusable speech clarity until absorptive area is added, and a curtain is often the fastest way to add it without structural changes. Multipurpose halls sit at the more demanding end of this spectrum, since they need a system that performs well for one type of program and can be reconfigured for another within the same day. That requirement is exactly what separates a fixed decorative treatment from a working acoustic system.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/media.babylovegrowth.ai\/blog-images\/organization-24860\/1790712581735_What-acoustic-curtains-are-and-where-they-get-used-overview-diagram.jpeg\" alt=\"What acoustic curtains are and where they get used \u2014 overview diagram\"><\/p>\n<h2 id=\"from-selection-to-installation-what-the-timeline-looks-like\" tabindex=\"-1\">From selection to installation: what the timeline looks like<\/h2>\n<p>Acoustic curtain projects typically move through four stages: acoustic assessment, specification, fabrication, and installation. The assessment stage, where a site survey and target reverberation values are set, usually takes the least calendar time but has the most influence on everything after it, since a wrong target cascades into a wrong fabric and a wrong motor spec.<\/p>\n<p>Specification and vendor selection follow, and this stage stretches out when a facility manager is comparing motorized versus manual systems or waiting on flame-retardant test reports from more than one supplier. Fabrication time depends heavily on whether the project uses stock textiles or custom fabric runs, with custom orders taking noticeably longer because of dyeing, treatment, and cutting schedules. Motorized track hardware adds its own lead time, since draw machines and control systems are often sourced separately from the fabric itself.<\/p>\n<p>Installation is the shortest phase in most projects but requires the tightest coordination, particularly when electrical work for motorized tracks has to be scheduled around rigging access and the hall\u2019s own event calendar. A hall that blocks out installation during a dark week avoids the added cost and disruption of working around live programming. Facility managers who build in buffer time between fabrication delivery and installation day tend to avoid the last-minute scramble that comes from a hardware shipment arriving a few days late.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/media.babylovegrowth.ai\/blog-images\/organization-24860\/1790712523485_From-selection-to-installation-what-the-timeline-looks-like-overview-diagram.jpeg\" alt=\"From selection to installation: what the timeline looks like \u2014 overview diagram\"><\/p>\n<h2 id=\"one-habit-that-saves-acoustic-curtain-projects-from-a-common-mistake\" tabindex=\"-1\">One habit that saves acoustic curtain projects from a common mistake<\/h2>\n<p>The mistake I see most often is treating reverberation time as the only number that matters. A room can hit a low RT target and still sound lifeless, because early decay time collapsed along with it. Aim for a system that lets you tune both together, favor motorized curtains if the hall serves more than one program type, and confirm a local technician can service the motors before anything ships.<\/p>\n<blockquote>\n<p><em>\u2014 Xpert<\/em><\/p>\n<\/blockquote>\n<h2 id=\"a-textile-partner-for-halls-that-need-more-than-curtains\" tabindex=\"-1\">A textile partner for halls that need more than curtains<\/h2>\n<p>Hiring a specialist acoustic curtain installer solves the acoustic problem, but most halls also need the surrounding textile program handled with the same consistency: table linens for pre-function catering, uniforms for front-of-house staff, or event drapery that changes with each booking. Some suppliers offer an integrated supply chain covering import, in-house manufacturing, and distribution for hospitality operators.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/csuxjmfbwmkxiegfpljm.supabase.co\/storage\/v1\/object\/public\/blog-images\/organization-24860\/1775118470908_gjergjihtextil.jpg\" alt=\"Gjergjihtextil\"><\/p>\n<p>Where an acoustic specialist stops at the curtain track, Gjergji H Tekstil\u2019s <a href=\"https:\/\/gjergjihtextil.com\/en\/tekstile-per-evente\/\" target=\"_blank\" rel=\"noopener\">event textile solutions<\/a> extend into the rest of a venue\u2019s fabric needs, from staff uniforms to restaurant and lobby textiles, sourced and produced under one supply chain rather than assembled from separate vendors. That matters for a facility manager juggling multiple contracts for a single event calendar. If your hall is planning textile upgrades alongside an acoustic curtain project, reach out through the <a href=\"https:\/\/gjergjihtextil.com\/en\/tekstile-per-hotel-dhe-airbnb\/\" target=\"_blank\" rel=\"noopener\">hospitality textile supply page<\/a> to scope what a coordinated order looks like for your venue.<\/p>\n<h2 id=\"sources\" tabindex=\"-1\">Sources<\/h2>\n<ul>\n<li><a href=\"http:\/\/jansonindustries.com\/assets\/pdfs\/11073%20ACOUSTICAL%20DRAPERY%20AND%20TRACKS%20FOR%20AUDITORIUM%20WALLS%20MOTORIZED%20SYSTEM.pdf\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">Note to the specifying architect regarding section 11073 acoustical drapery and tracks for auditorium walls (Janson Industries specification)<\/a><\/li>\n<li><a href=\"https:\/\/siapacoustics.com\/wp-content\/uploads\/2026\/05\/SIAP_NS8178_ISO23591_Active_Acoustics_Reference_Document_v1.0.pdf\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">SIAP Reference Document | NS 8178 and ISO 23591 as Design References for Active Acoustics<\/a><\/li>\n<\/ul>\n<h2 id=\"faq\" tabindex=\"-1\">FAQ<\/h2>\n<h3 id=\"what-type-of-acoustic-curtain-works-best-for-a-multipurpose-hall\" tabindex=\"-1\">What type of acoustic curtain works best for a multipurpose hall?<\/h3>\n<p>Motorized porous banners tend to suit multipurpose halls best because they let a technician switch between an absorbent state for speech and a more reflective state for music using track-mounted presets. Heavy velour drapery remains a strong option where the hall\u2019s use case stays fixed on amplified speech rather than switching between programs.<\/p>\n<h3 id=\"how-much-wall-or-ceiling-area-needs-acoustic-curtain-coverage\" tabindex=\"-1\">How much wall or ceiling area needs acoustic curtain coverage?<\/h3>\n<p>A site survey against your specific target reverberation values is the only reliable way to confirm the right coverage for your room.<\/p>\n<h3 id=\"do-acoustic-curtains-need-fire-safety-certification\" tabindex=\"-1\">Do acoustic curtains need fire safety certification?<\/h3>\n<p>Yes, acoustic curtains used in public halls typically require flame-retardant treatment backed by test reports, and vendors should provide this documentation before installation. Requesting these certificates during the specification stage, rather than after signing a purchase order, avoids delays during building inspection.<\/p>\n<h3 id=\"can-acoustic-curtains-control-high-frequency-sound-as-well-as-low-frequency\" tabindex=\"-1\">Can acoustic curtains control high-frequency sound as well as low frequency?<\/h3>\n<p>Textile-based curtains perform more effectively in mid and low frequency ranges, with more limited effect above 2000 Hz on their own. Halls that need stronger high-frequency control typically pair porous curtains with a resonant or perforated device to close that gap.<\/p>\n<h3 id=\"how-long-does-an-acoustic-curtain-project-take-from-planning-to-installation\" tabindex=\"-1\">How long does an acoustic curtain project take from planning to installation?<\/h3>\n<p>The full process runs through acoustic assessment, specification, fabrication, and installation, with fabrication time varying most depending on whether the fabric is stock or custom. Motorized hardware and custom textile runs both add lead time, so building buffer time before an event date reduces the risk of a late installation.<\/p>\n<h2 id=\"recommended\" tabindex=\"-1\">Recommended<\/h2>\n<ul>\n<li><a href=\"https:\/\/gjergjihtextil.com\/en\/valezimi-i-perdeve-hotel\" target=\"_blank\" rel=\"noopener\">Choosing the Right Wave System for Hotel Curtains<\/a><\/li>\n<li><a href=\"https:\/\/gjergjihtextil.com\/en\/curtain-types-for-hotels\" target=\"_blank\" rel=\"noopener\">Best Curtain Types for Hotels: A Specification Guide<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Facility managers: choose motorized acoustic curtains for halls. Verify fire certificates, motor specs, and set reverberation targets.<\/p>","protected":false},"author":1,"featured_media":10988,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[],"class_list":["post-10986","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"_links":{"self":[{"href":"https:\/\/gjergjihtextil.com\/en\/wp-json\/wp\/v2\/posts\/10986","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gjergjihtextil.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gjergjihtextil.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gjergjihtextil.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gjergjihtextil.com\/en\/wp-json\/wp\/v2\/comments?post=10986"}],"version-history":[{"count":1,"href":"https:\/\/gjergjihtextil.com\/en\/wp-json\/wp\/v2\/posts\/10986\/revisions"}],"predecessor-version":[{"id":10987,"href":"https:\/\/gjergjihtextil.com\/en\/wp-json\/wp\/v2\/posts\/10986\/revisions\/10987"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gjergjihtextil.com\/en\/wp-json\/wp\/v2\/media\/10988"}],"wp:attachment":[{"href":"https:\/\/gjergjihtextil.com\/en\/wp-json\/wp\/v2\/media?parent=10986"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gjergjihtextil.com\/en\/wp-json\/wp\/v2\/categories?post=10986"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gjergjihtextil.com\/en\/wp-json\/wp\/v2\/tags?post=10986"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}