{"id":1527,"date":"2024-03-22T14:42:47","date_gmt":"2024-03-22T13:42:47","guid":{"rendered":"https:\/\/prosilence.avshop.no\/professional-noise-measurement\/"},"modified":"2025-05-10T19:00:12","modified_gmt":"2025-05-10T17:00:12","slug":"professional-noise-measurement","status":"publish","type":"page","link":"https:\/\/prosilence.com\/en\/professional-noise-measurement\/","title":{"rendered":"Professional noise measurement"},"content":{"rendered":"\n<div id=\"wp-block-themeisle-blocks-advanced-columns-66263b38\" class=\"wp-block-themeisle-blocks-advanced-columns alignfull has-3-columns has-desktop-equal-layout has-tablet-equal-layout has-mobile-collapsedRows-layout has-vertical-unset\"><div class=\"wp-block-themeisle-blocks-advanced-columns-overlay\"><\/div><div class=\"innerblocks-wrap\">\n<div id=\"wp-block-themeisle-blocks-advanced-column-1344ff68\" class=\"wp-block-themeisle-blocks-advanced-column\"><\/div>\n\n\n\n<div id=\"wp-block-themeisle-blocks-advanced-column-78ffbc2a\" class=\"wp-block-themeisle-blocks-advanced-column\">\n<div id=\"wp-block-themeisle-blocks-font-awesome-icons-e893e46c\" class=\"wp-block-themeisle-blocks-font-awesome-icons\"><span class=\"wp-block-themeisle-blocks-font-awesome-icons-container\"><i class=\"fas fa-video\"><\/i><\/span><\/div>\n\n\n\n<h1 id=\"wp-block-themeisle-blocks-advanced-heading-d65fef85\" class=\"wp-block-themeisle-blocks-advanced-heading wp-block-themeisle-blocks-advanced-heading-d65fef85\">Professional noise measurement<\/h1>\n<\/div>\n\n\n\n<div id=\"wp-block-themeisle-blocks-advanced-column-ab41ae3f\" class=\"wp-block-themeisle-blocks-advanced-column\"><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div id=\"wp-block-themeisle-blocks-advanced-columns-e9cd1f42\" class=\"wp-block-themeisle-blocks-advanced-columns alignfull has-1-columns has-desktop-equal-layout has-tablet-equal-layout has-mobile-collapsedRows-layout has-vertical-center\"><div class=\"wp-block-themeisle-blocks-advanced-columns-overlay\"><\/div><div class=\"innerblocks-wrap\">\n<div id=\"wp-block-themeisle-blocks-advanced-column-0b871236\" class=\"wp-block-themeisle-blocks-advanced-column\">\n<h4 class=\"wp-block-heading has-neve-button-color-color has-text-color\"><strong>Professional<\/strong> noise level <strong>measurement<\/strong> <\/h4>\n\n\n\n<h2 class=\"wp-block-heading\">Not sure how much noise you really have?<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83c\udfa7 Professional Noise Level Measurement \u2013 EU Standardized Testing<\/h2>\n\n\n\n<p><strong>Not sure how much noise is actually transmitted through your building elements?<\/strong><\/p>\n\n\n\n<p>We offer professional sound insulation measurements using&nbsp;<strong>Class 1 reference equipment<\/strong>&nbsp;from Norsonic, in full compliance with&nbsp;<strong>European standards<\/strong>. Our tests follow the&nbsp;<strong>EN ISO 16283 series<\/strong>&nbsp;for field measurement of sound insulation and&nbsp;<strong>EN ISO 3382<\/strong>&nbsp;for reverberation time.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udd0d What we measure:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Airborne sound insulation (DnT,w)<\/strong>&nbsp;using an omnidirectional loudspeaker<\/li>\n\n\n\n<li><strong>Impact sound insulation (Ln,w)<\/strong>&nbsp;using a standardized tapping machine<\/li>\n\n\n\n<li><strong>Reverberation time (RT60)<\/strong>&nbsp;to assess the acoustic character of the receiving room<\/li>\n<\/ul>\n\n\n\n<p>After the on-site measurements, you&#8217;ll receive a standardized report that shows how much sound is transferred between rooms and how the room\u2019s acoustics affect the perceived noise. These results can be used both as a&nbsp;<strong>baseline before treatment<\/strong>&nbsp;and as a&nbsp;<strong>verification of effectiveness afterward<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udcd0 Noise Classification \u2013 EU-based Performance Classes<\/h3>\n\n\n\n<p>Although building regulations vary across EU countries, most follow similar classifications aligned with&nbsp;<strong>EN ISO 717-1 and EN ISO 717-2<\/strong>, using&nbsp;<strong>DnT,w<\/strong>&nbsp;for airborne noise and&nbsp;<strong>Ln,w<\/strong>&nbsp;for impact noise. Countries may implement these differently through national annexes or building codes, but the underlying principles are comparable.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Typical Classification Guidelines (indicative ranges):<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Class<\/th><th>DnT,w (Airborne insulation)<\/th><th>Ln,w (Impact sound)<\/th><\/tr><\/thead><tbody><tr><td><strong>High<\/strong><\/td><td>\u2265 55 dB<\/td><td>\u2264 48 dB<\/td><\/tr><tr><td><strong>Medium<\/strong><\/td><td>\u2265 52 dB<\/td><td>\u2264 53 dB<\/td><\/tr><tr><td><strong>Basic<\/strong><\/td><td>\u2265 50 dB<\/td><td>\u2264 58 dB<\/td><\/tr><tr><td><strong>Low<\/strong><\/td><td>&lt; 50 dB<\/td><td>&gt; 58 dB<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>These are indicative targets often used in residential, commercial, or educational buildings, depending on the required comfort level and national regulations.<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u2139\ufe0f What Do DnT,w, Ln,w, and RT60 Actually Mean?<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>DnT,w (Airborne sound insulation)<\/strong>: Measures how well a wall, floor, or ceiling prevents airborne sound (speech, music, etc.) from passing to adjacent rooms.<br>\ud83d\udcc8&nbsp;<em>Higher is better.<\/em><\/li>\n\n\n\n<li><strong>Ln,w (Impact sound insulation)<\/strong>: Assesses how much structure-borne sound (footsteps, dropped objects) passes through a floor.<br>\ud83d\udcc9&nbsp;<em>Lower is better.<\/em><\/li>\n\n\n\n<li><strong>RT60 (Reverberation time)<\/strong>: The time it takes for sound to decay by 60 dB in a room after the source is turned off. High RT60 makes noise more noticeable and \u201cechoey\u201d.<br>\ud83d\udcc9&nbsp;<em>Lower RT60 generally improves speech intelligibility and comfort.<\/em><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udd27 Measurement Equipment and Scope<\/h3>\n\n\n\n<p>We use&nbsp;<strong>Class 1 instruments<\/strong>, the highest classification per&nbsp;<strong>IEC 61672<\/strong>, with calibration before every measurement cycle. Reports are intended for&nbsp;<strong>guidance and project documentation<\/strong>, but not as legal evidence unless explicitly agreed upon in advance.<\/p>\n\n\n\n<p>\u26a0\ufe0f Please note: For legal disputes or official certification, a local certified acoustics consultancy specialized in&nbsp;<strong>building code compliance or litigation<\/strong>&nbsp;should be engaged.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83c\udfaf Each Project is Unique<\/h3>\n\n\n\n<p>While we provide expected product performance based on lab-tested&nbsp;<strong>Rw values<\/strong>, actual performance in buildings (field measurement: DnT,w) depends on many factors:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Flanking transmission (sound traveling via indirect paths)<\/li>\n\n\n\n<li>Weak links (doors, windows, ventilation)<\/li>\n\n\n\n<li>Room acoustics (hard vs. absorptive surfaces)<\/li>\n\n\n\n<li>Structural resonance and building rigidity<\/li>\n<\/ul>\n\n\n\n<p>Our analysis always includes recommendations tailored to your specific situation, with a focus on cost-efficiency and impact.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udccd Available in Oslo and Across the EU<\/h3>\n\n\n\n<p>For projects in&nbsp;<strong>Oslo<\/strong>, you can place your order directly here <a href=\"http:\/\/www.lydisolere.no\">&gt;&gt;<\/a><br>For&nbsp;<strong>EU-based or international projects<\/strong>, please contact us for a custom quote.<\/p>\n\n\n\n<p>Also, check out our detailed\u00a0<strong><a href=\"https:\/\/prosilence.com\/prosilence-white-paper\/\">whitepaper<\/a><\/strong>\u00a0on our measurement methodology and soundproofing approach \u2013 it\u2019s a great resource to understand what drives real-world performance.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/prosilence.avshop.no\/wp-content\/uploads\/sites\/8\/2024\/03\/464870453_969972058482382_1981809771405137091_n-1024x768.jpg\" alt=\"\" class=\"wp-image-1034\" srcset=\"https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/464870453_969972058482382_1981809771405137091_n-1024x768.jpg 1024w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/464870453_969972058482382_1981809771405137091_n-300x225.jpg 300w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/464870453_969972058482382_1981809771405137091_n-768x576.jpg 768w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/464870453_969972058482382_1981809771405137091_n-1536x1152.jpg 1536w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/464870453_969972058482382_1981809771405137091_n-600x450.jpg 600w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/464870453_969972058482382_1981809771405137091_n.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/prosilence.avshop.no\/wp-content\/uploads\/sites\/8\/2024\/03\/Nor283-loudspeaker_web-1024x1024.png\" alt=\"\" class=\"wp-image-751\" style=\"width:590px;height:auto\" srcset=\"https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/Nor283-loudspeaker_web-1024x1024.png 1024w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/Nor283-loudspeaker_web-300x300.png 300w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/Nor283-loudspeaker_web-150x150.png 150w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/Nor283-loudspeaker_web-768x768.png 768w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/Nor283-loudspeaker_web-600x600.png 600w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/Nor283-loudspeaker_web-100x100.png 100w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/Nor283-loudspeaker_web.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"541\" src=\"https:\/\/prosilence.avshop.no\/wp-content\/uploads\/sites\/8\/2024\/03\/Nor145-slm-inhand.jpg\" alt=\"\" class=\"wp-image-755\" style=\"width:594px;height:auto\" srcset=\"https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/Nor145-slm-inhand.jpg 960w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/Nor145-slm-inhand-300x169.jpg 300w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/Nor145-slm-inhand-768x433.jpg 768w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2024\/03\/Nor145-slm-inhand-600x338.jpg 600w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-primary\"><a class=\"wp-block-button__link wp-element-button\" href=\"mailto:salg@lydisolere.no\">Contact us<\/a><\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n\n\n<div id=\"wp-block-themeisle-blocks-advanced-columns-d05112cd\" class=\"wp-block-themeisle-blocks-advanced-columns alignfull has-3-columns has-desktop-equal-layout has-tablet-equal-layout has-mobile-collapsedRows-layout has-vertical-unset has-dark-bg\"><div class=\"wp-block-themeisle-blocks-advanced-columns-overlay\"><\/div><div class=\"innerblocks-wrap\">\n<div id=\"wp-block-themeisle-blocks-advanced-column-1ccd96e3\" class=\"wp-block-themeisle-blocks-advanced-column\">\n<div class=\"wp-block-cover is-light has-custom-content-position is-position-bottom-center\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" class=\"wp-block-cover__image-background wp-image-227\" alt=\"\" src=\"https:\/\/prosilence.avshop.no\/wp-content\/uploads\/sites\/8\/2023\/10\/IMG_6862-scaled-1-1024x768.jpg\" style=\"object-position:94% 26%\" data-object-fit=\"cover\" data-object-position=\"94% 26%\" srcset=\"https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/IMG_6862-scaled-1-1024x768.jpg 1024w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/IMG_6862-scaled-1-300x225.jpg 300w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/IMG_6862-scaled-1-768x576.jpg 768w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/IMG_6862-scaled-1-1536x1152.jpg 1536w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/IMG_6862-scaled-1-2048x1536.jpg 2048w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/IMG_6862-scaled-1-600x450.jpg 600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<p class=\"has-text-align-center has-nv-site-bg-color has-text-color has-large-font-size\">Large warehouse in Oslo<\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div id=\"wp-block-themeisle-blocks-advanced-column-1e7f19a6\" class=\"wp-block-themeisle-blocks-advanced-column\">\n<div class=\"wp-block-cover is-light has-custom-content-position is-position-bottom-center\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" class=\"wp-block-cover__image-background wp-image-177\" alt=\"\" src=\"https:\/\/prosilence.avshop.no\/wp-content\/uploads\/sites\/8\/2023\/10\/Eivind_lygren_siv_ing_lydisolere-1024x768.png\" style=\"object-position:20% 55%\" data-object-fit=\"cover\" data-object-position=\"20% 55%\" srcset=\"https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/Eivind_lygren_siv_ing_lydisolere-1024x768.png 1024w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/Eivind_lygren_siv_ing_lydisolere-300x225.png 300w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/Eivind_lygren_siv_ing_lydisolere-768x576.png 768w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/Eivind_lygren_siv_ing_lydisolere-1536x1152.png 1536w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/Eivind_lygren_siv_ing_lydisolere-2048x1536.png 2048w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/Eivind_lygren_siv_ing_lydisolere-600x450.png 600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<p class=\"has-text-align-center has-nv-site-bg-color has-text-color has-large-font-size\">Siv. Ing. Eivind Lygren <\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div id=\"wp-block-themeisle-blocks-advanced-column-6a7ad18d\" class=\"wp-block-themeisle-blocks-advanced-column\">\n<div class=\"wp-block-cover has-custom-content-position is-position-bottom-center\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" class=\"wp-block-cover__image-background wp-image-187\" alt=\"\" src=\"https:\/\/prosilence.avshop.no\/wp-content\/uploads\/sites\/8\/2023\/10\/292451952_578382807013913_6782370025662505564_n-7-1024x683.jpg\" style=\"object-position:81% 43%\" data-object-fit=\"cover\" data-object-position=\"81% 43%\" srcset=\"https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/292451952_578382807013913_6782370025662505564_n-7-1024x683.jpg 1024w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/292451952_578382807013913_6782370025662505564_n-7-300x200.jpg 300w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/292451952_578382807013913_6782370025662505564_n-7-768x512.jpg 768w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/292451952_578382807013913_6782370025662505564_n-7-930x620.jpg 930w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/292451952_578382807013913_6782370025662505564_n-7-600x400.jpg 600w, https:\/\/prosilence.com\/wp-content\/uploads\/sites\/8\/2023\/10\/292451952_578382807013913_6782370025662505564_n-7.jpg 1440w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<p class=\"has-text-align-center has-large-font-size\">Well-equipped showroom<\/p>\n<\/div><\/div>\n<\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"off","neve_meta_disable_footer":"","neve_meta_disable_title":"on","_themeisle_gutenberg_block_has_review":false,"footnotes":""},"class_list":["post-1527","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v23.6 (Yoast SEO v27.3) - 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