{"product_id":"ena-blackest","title":"ENA Blackest™ Fire Retardant Stage Drapes (Acoustic \u0026 Blackout)","description":"\u003cstyle\u003e\n  .ena-pro-container {\n    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;\n    max-width: 900px;\n    margin: 0 auto;\n    color: #2c3e50;\n    line-height: 1.6;\n    font-size: 16px;\n  }\n\n  \/* Header Section *\/\n  .ena-header {\n    text-align: center;\n    padding: 40px 0 20px 0;\n    border-bottom: 2px solid #eaeaea;\n    margin-bottom: 30px;\n  }\n  .ena-header h1 {\n    font-size: 28px;\n    font-weight: 600;\n    letter-spacing: 1px;\n    color: #1a1a1a;\n    margin-bottom: 10px;\n  }\n  .ena-header p {\n    font-size: 14px;\n    color: #7f8c8d;\n    margin: 0;\n  }\n\n  \/* Core Features Summary *\/\n  .ena-summary-grid {\n    display: flex;\n    justify-content: space-between;\n    text-align: center;\n    margin-bottom: 30px;\n    padding: 20px;\n    background-color: #f8f9fa;\n    border-radius: 4px;\n  }\n  .ena-summary-item {\n    flex: 1;\n    border-right: 1px solid #ddd;\n  }\n  .ena-summary-item:last-child {\n    border-right: none;\n  }\n  .ena-summary-value {\n    display: block;\n    font-size: 20px;\n    font-weight: bold;\n    color: #1a1a1a;\n  }\n  .ena-summary-label {\n    font-size: 13px;\n    color: #555;\n    text-transform: uppercase;\n    letter-spacing: 0.5px;\n  }\n\n  \/* Flagship Case (Standalone) *\/\n  .ena-flagship-case {\n    margin-bottom: 30px;\n    padding: 25px;\n    background-color: #fdfdfd;\n    border-left: 4px solid #2c3e50;\n    box-shadow: 0 2px 8px rgba(0,0,0,0.03);\n  }\n  .ena-flagship-case h3 {\n    margin-top: 0;\n    font-size: 18px;\n    color: #1a1a1a;\n    margin-bottom: 10px;\n  }\n  .ena-flagship-case p {\n    margin-bottom: 5px;\n    font-size: 15px;\n  }\n\n  \/* Dropdown (Accordion) Styles *\/\n  .ena-details {\n    margin-bottom: 15px;\n    border: 1px solid #dcdde1;\n    border-radius: 4px;\n    background-color: #ffffff;\n  }\n  .ena-summary {\n    padding: 18px 20px;\n    font-size: 16px;\n    font-weight: 600;\n    cursor: pointer;\n    list-style: none;\n    display: flex;\n    justify-content: space-between;\n    align-items: center;\n    background-color: #fdfdfd;\n    transition: background-color 0.2s ease;\n  }\n  .ena-summary::-webkit-details-marker {\n    display: none;\n  }\n  .ena-summary:hover {\n    background-color: #f4f4f4;\n  }\n  .ena-summary::after {\n    content: '+';\n    font-size: 20px;\n    color: #7f8c8d;\n    font-weight: 300;\n  }\n  .ena-details[open] .ena-summary::after {\n    content: '−';\n  }\n  .ena-details[open] .ena-summary {\n    border-bottom: 1px solid #dcdde1;\n  }\n  \n  \/* Dropdown Content Area *\/\n  .ena-content {\n    padding: 20px;\n    font-size: 15px;\n    color: #4a4a4a;\n  }\n\n  \/* Project Portfolio Grid *\/\n  .ena-project {\n    display: flex;\n    flex-wrap: wrap;\n    margin-bottom: 30px;\n    border-bottom: 1px dashed #eee;\n    padding-bottom: 20px;\n  }\n  .ena-project:last-child {\n    border-bottom: none; margin-bottom: 0; padding-bottom: 0;\n  }\n  .ena-project-text {\n    flex: 1;\n    min-width: 250px;\n    padding-right: 20px;\n  }\n  .ena-project-image {\n    flex: 1.5;\n    min-width: 300px;\n  }\n  .ena-project-image img {\n    width: 100%;\n    height: auto;\n    border-radius: 2px;\n    border: 1px solid #eee;\n  }\n  .ena-project-title {\n    font-size: 16px;\n    font-weight: bold;\n    color: #2c3e50;\n    margin-top: 0;\n    margin-bottom: 10px;\n  }\n  \n  \/* Data Table *\/\n  .ena-data-table {\n    width: 100%;\n    border-collapse: collapse;\n    margin-top: 15px;\n    margin-bottom: 15px;\n  }\n  .ena-data-table th, .ena-data-table td {\n    padding: 10px;\n    border: 1px solid #e2e8f0;\n    text-align: left;\n    font-size: 14px;\n  }\n  .ena-data-table th {\n    background-color: #f8fafc;\n    font-weight: 600;\n    width: 35%;\n  }\n\n  \/* Responsive Video *\/\n  .video-container {\n    position: relative;\n    padding-bottom: 56.25%;\n    height: 0;\n    overflow: hidden;\n    margin-bottom: 20px;\n    border-radius: 4px;\n    border: 1px solid #eee;\n  }\n  .video-container iframe {\n    position: absolute;\n    top: 0;\n    left: 0;\n    width: 100%;\n    height: 100%;\n  }\n\n  \/* Subtle Contact Section *\/\n  .ena-footer-contact {\n    margin-top: 40px;\n    padding-top: 20px;\n    border-top: 1px solid #eaeaea;\n    text-align: left;\n    font-size: 14px;\n    color: #7f8c8d;\n  }\n  .ena-footer-contact a {\n    color: #2c3e50;\n    text-decoration: underline;\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"ena-pro-container\"\u003e\n\u003cdiv class=\"ena-header\"\u003e\n\u003ch1\u003eENA Blackest™ Acoustic Stage Curtains\u003c\/h1\u003e\n\u003cp\u003eSound \u0026amp; Light Absorbing • FSD FS251 Certificate • BS5867-TYPE B Flame Retardant\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 30px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0853\/0642\/files\/2026-06-09_3.44.27_d5a618ee-f514-4433-aa81-fed057994a48.png?v=1780991197\" alt=\"\"\u003e\n\u003cp style=\"font-size: 12px; color: rgb(127, 140, 141); margin-top: 5px; text-align: center;\"\u003e📍 Hong Kong Design Institute (HKDI)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ena-summary-grid\"\u003e\n\u003cdiv class=\"ena-summary-item\"\u003e\u003cspan class=\"ena-summary-value\"\u003e30%\u003c\/span\u003e \u003cspan class=\"ena-summary-label\"\u003eAcoustic Absorption\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"ena-summary-item\"\u003e\u003cspan class=\"ena-summary-value\"\u003e99%\u003c\/span\u003e \u003cspan class=\"ena-summary-label\"\u003ePhysical Blackout\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"ena-summary-item\"\u003e\u003cspan class=\"ena-summary-value\"\u003eASTM E423\u003c\/span\u003e \u003cspan class=\"ena-summary-label\"\u003eTesting Standard\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ena-flagship-case\"\u003e\n\u003ch3\u003eInstallation Case: Hong Kong Design Institute\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eProject:\u003c\/strong\u003e Video Studio Renovation Project \u003cmeta charset=\"utf-8\"\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003eVTCQ-24\/0500\/1 (B)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eClient:\u003c\/strong\u003e Hong Kong Design Institute (HKDI)\u003c\/p\u003e\n\u003cp style=\"margin-top: 10px; font-size: 14px; color: #555;\"\u003eMeeting the strictest material and safety requirements, ENA Blackest™ is the designated solution for critical infrastructure, schools, and government departments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdetails class=\"ena-details\"\u003e\n\u003csummary class=\"ena-summary\"\u003eProject Portfolio\u003c\/summary\u003e\n\u003cdiv class=\"ena-content\"\u003e\n\u003cdiv class=\"ena-project\"\u003e\n\u003cdiv class=\"ena-project-text\"\u003e\n\u003ch4 class=\"ena-project-title\"\u003eElectrical and Mechanical Services Department (EMSD) HQ\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eProject:\u003c\/strong\u003e 4\/F Conference Room Curtain Project\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eYear:\u003c\/strong\u003e 2025\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ena-project-image\"\u003e\u003cimg alt=\"Electrical and Mechanical Services Department Project\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0853\/0642\/files\/2025-07-28_3.39.16.png?v=1753688415\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ena-project\"\u003e\n\u003cdiv class=\"ena-project-text\"\u003e\n\u003ch4 class=\"ena-project-title\"\u003eHong Kong Examinations and Assessment Authority\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eProject:\u003c\/strong\u003e Hung Hom Assessment Centre Renovation Project\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eYear:\u003c\/strong\u003e 2025\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ena-project-image\"\u003e\u003cimg alt=\"Hong Kong Examinations and Assessment Authority Project\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0853\/0642\/files\/2025-06-15_3.06.29.png?v=1749971212\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ena-project\"\u003e\n\u003cdiv class=\"ena-project-text\"\u003e\n\u003ch4 class=\"ena-project-title\"\u003eLingnan University, Hong Kong\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eProject:\u003c\/strong\u003e Classroom LKK 101 - 102 Acoustic Curtain Project\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eYear:\u003c\/strong\u003e 2025\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ena-project-image\"\u003e\u003cimg alt=\"Lingnan University Hong Kong Project\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0853\/0642\/files\/2025-07-28_3.41.23.png?v=1753688572\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ena-project\"\u003e\n\u003cdiv class=\"ena-project-text\"\u003e\n\u003ch4 class=\"ena-project-title\"\u003eHong Kong Family Welfare Society\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eProject:\u003c\/strong\u003e Conference Room Curtain Project\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eYear:\u003c\/strong\u003e 2024\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ena-project-image\"\u003e\u003cimg alt=\"Hong Kong Family Welfare Society Project\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0853\/0642\/files\/2025-03-29_2.30.43.png?v=1743186747\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"ena-details\"\u003e\n\u003csummary class=\"ena-summary\"\u003eAcoustic Performance\u003c\/summary\u003e\n\u003cdiv class=\"ena-content\"\u003e\n\u003cp\u003eENA Blackest™ curtains are specifically designed for functional sound and light absorption, achieving a stable 30% sound absorption standard (covering 100-4k Hz frequencies).\u003c\/p\u003e\n\u003cul style=\"margin-bottom: 20px;\"\u003e\n\u003cli\u003e\u003cstrong\u003eCompliance Standard:\u003c\/strong\u003e Tested according to the US ASTM E423 standard.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSGS Certification:\u003c\/strong\u003e Passed rigorous testing by the Hong Kong SGS laboratory.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"ena-details\"\u003e\n\u003csummary class=\"ena-summary\"\u003eBlackout \u0026amp; Light Absorption\u003c\/summary\u003e\n\u003cdiv class=\"ena-content\"\u003e\n\u003cp\u003eThe ENA Blackest design structure provides a \u003cstrong\u003e99% physical blackout rate\u003c\/strong\u003e. It effectively blocks UV rays and offers thermal insulation to regulate indoor temperature, achieving 0% formaldehyde (methane) emission.\u003c\/p\u003e\n\u003ch4 style=\"margin-top: 25px; margin-bottom: 15px;\"\u003eBlackout Verification Test\u003c\/h4\u003e\n\u003cdiv class=\"video-container\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/YLZ5QL7SMcU\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"ena-details\"\u003e\n\u003csummary class=\"ena-summary\"\u003eMaterial Specifications\u003c\/summary\u003e\n\u003cdiv class=\"ena-content\"\u003e\n\u003cp\u003eBoth the surface and bottom layers are made of high-density velvet. This heavy-duty fabric provides excellent sound absorption while creating a premium interior aesthetic.\u003c\/p\u003e\n\u003ctable class=\"ena-data-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eFabric Weight\u003c\/th\u003e\n\u003ctd\u003e560 g\/m²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFlame Retardancy (Optional)\u003c\/th\u003e\n\u003ctd\u003eFlame retardant treatment is available upon request. Complies with BS 5867 Part II standards. FSD FS251 certificates can be issued for public license applications.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"ena-details\"\u003e\n\u003csummary class=\"ena-summary\"\u003eSizing Guide\u003c\/summary\u003e\n\u003cdiv class=\"ena-content\"\u003e\n\u003cp\u003eTo achieve optimal sound absorption and a visual drape effect, a \u003cstrong\u003e1.5x pleat ratio\u003c\/strong\u003e is highly recommended. Curtain height is fully customizable; it is recommended to add 1 cm to touch the floor for maximum acoustic sealing.\u003c\/p\u003e\n\u003ctable style=\"margin-top: 15px;\" class=\"ena-data-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eTrack Length (m)\u003c\/th\u003e\n\u003cth\u003eRequired Fabric Width (m)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWithin 1.0 m\u003c\/td\u003e\n\u003ctd\u003e1.45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1.0 - 2.0 m\u003c\/td\u003e\n\u003ctd\u003e2.90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2.0 - 2.6 m\u003c\/td\u003e\n\u003ctd\u003e4.35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2.6 - 4.0 m\u003c\/td\u003e\n\u003ctd\u003e6.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul style=\"margin-top: 15px; font-size: 14px; padding-left: 20px;\"\u003e\n\u003cli\u003eFabric width is manufactured in fixed multiples of 1.45 m.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIncluded Accessories:\u003c\/strong\u003e 4-prong hooks (8 per meter) and tie-back (1 piece).\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eOptional Add-ons:\u003c\/strong\u003e Dedicated tracks and accessories are available (quoted separately).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"ena-details\"\u003e\n\u003csummary class=\"ena-summary\"\u003eDocuments \u0026amp; Terms\u003c\/summary\u003e\n\u003cdiv class=\"ena-content\"\u003e\n\u003ch4 style=\"margin-top: 0; margin-bottom: 10px;\"\u003eMaintenance Guidelines\u003c\/h4\u003e\n\u003cp\u003eIt is recommended to use a soft brush or vacuum cleaner to remove surface dust. For stains, gently wipe with a damp cloth. The use of cleaning agents containing bleach is strictly prohibited in order to maintain the sound and light absorption performance.\u003c\/p\u003e\n\u003ch4 style=\"margin-top: 20px; margin-bottom: 10px;\"\u003eTerms of Purchase\u003c\/h4\u003e\n\u003cul style=\"font-size: 14px; padding-left: 20px;\"\u003e\n\u003cli\u003eAll custom sizes have a production tolerance of 1~3 mm.\u003c\/li\u003e\n\u003cli\u003ePrices do not include on-site installation services.\u003c\/li\u003e\n\u003cli\u003eAs custom-made building materials, products are non-refundable and non-exchangeable once purchased.\u003c\/li\u003e\n\u003cli\u003eIf the customer chooses to self-install or hire a third-party contractor, the customer assumes full responsibility for the project's quality and related risks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 style=\"margin-top: 20px; margin-bottom: 10px;\"\u003eShowroom \u0026amp; Documents\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px;\"\u003eCustomers are welcome to visit our commercial showroom on the 9th floor of the Bank of East Asia Building in Mong Kok for on-site testing and material inspection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdiv class=\"ena-footer-contact\"\u003e\n\u003cp\u003eFor B2B project orders (minimum 200 sq. ft.), flame retardant certificates, or acoustic consultations, please refer to our \u003ca href=\"https:\/\/www.flightmusichk.com\/pages\/contact-us\"\u003eContact Us\u003c\/a\u003e page.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Ena Acoustic","offers":[{"title":"黑","offer_id":53455249703219,"sku":null,"price":690.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/0642\/files\/ENAblackest.png?v=1780989502","url":"https:\/\/www.flightmusichk.com\/en\/products\/ena-blackest","provider":"Flight Music \u0026 Ena Acoustic ","version":"1.0","type":"link"}