{"id":548,"date":"2026-02-09T11:49:47","date_gmt":"2026-02-09T11:49:47","guid":{"rendered":"https:\/\/www.kelvinmech.com\/blog\/?p=548"},"modified":"2026-02-11T11:56:08","modified_gmt":"2026-02-11T11:56:08","slug":"cleanroom-classifications-iso-standards-guide","status":"publish","type":"post","link":"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/","title":{"rendered":"Cleanroom Classifications: Everything You Need to Know"},"content":{"rendered":"\n<p>In industries where precision, safety, and quality are non-negotiable, maintaining a controlled environment is critical. This is where cleanroom classification becomes essential. Cleanrooms are specially designed spaces that control airborne particles, temperature, humidity, and pressure to minimize contamination.<\/p>\n\n\n\n<p>Cleanroom classifications are defined by international standards that specify the maximum allowable concentration of airborne particles in a given space. These classifications help organizations determine how clean an environment needs to be for specific operations.<\/p>\n\n\n\n<p>On that note, Kelvin Air Conditioning and Ventilation Systems &#8211; a leading team of <a href=\"https:\/\/www.kelvinmech.com\/mep-services.php\">MEP contractors in India<\/a> and <a href=\"https:\/\/www.kelvinmech.com\/annual-maintenance.php\">annual HVAC maintenance contractors<\/a> &#8211; decided to share an extensive guide on cleanroom classifications. Read on!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>What is Cleanroom Classification?<\/strong><\/h2>\n\n\n\n<p>Cleanroom classification refers to the system used to categorize cleanrooms based on the maximum allowable concentration of airborne particles. These standards are defined under ISO 14644-1, which classifies cleanrooms from ISO Class 1 (cleanest) to ISO Class 9 (least clean).<\/p>\n\n\n\n<p>The purpose of cleanroom classification is to control airborne particles such as dust, microbes, and chemical vapors to ensure precision, safety, and regulatory compliance. Choosing the right classification depends on the industry, process sensitivity, and contamination risk.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>ISO 5 Cleanroom<\/strong><\/h3>\n\n\n\n<p>An ISO 5 cleanroom is designed for highly sensitive and sterile operations. It allows a maximum of 3,520 particles (\u22650.5 microns) per cubic meter of air. This classification is commonly used in sterile pharmaceutical manufacturing, aseptic filling, injectable drug production, and advanced medical device assembly.<\/p>\n\n\n\n<p>ISO 5 cleanrooms typically use HEPA or ULPA filters with laminar airflow systems to maintain ultra-low particle levels. Strict protocols, continuous monitoring, and precise airflow control are essential to maintain ISO 5 standards.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>ISO 7 Cleanroom<\/strong><\/h3>\n\n\n\n<p>An ISO 7 cleanroom allows up to 352,000 particles (\u22650.5 microns) per cubic meter of air. It is widely used in pharmaceutical packaging, electronics manufacturing, medical device production, and laboratory environments.<\/p>\n\n\n\n<p>Compared to ISO 5, an ISO 7 cleanroom is more flexible and cost-effective while still offering strong contamination control. It usually incorporates HEPA filtration and controlled airflow but with less stringent operational requirements.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Other ISO Cleanroom Classifications<\/strong><\/h2>\n\n\n\n<p>In addition to ISO 5 cleanroom and ISO 7 cleanroom, several other ISO classes are commonly used across industries:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>ISO 1 Cleanroom<\/strong><\/h3>\n\n\n\n<p>The cleanest environment available, mainly used for nanotechnology and advanced research. Extremely rare due to high operational costs.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>ISO 2 Cleanroom<\/strong><\/h3>\n\n\n\n<p>Used in semiconductor and microelectronics manufacturing where ultra-fine contamination control is required.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>ISO 3 Cleanroom<\/strong><\/h3>\n\n\n\n<p>Suitable for precision electronics, optics, and aerospace component production.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>ISO 6 Cleanroom<\/strong><\/h3>\n\n\n\n<p>Commonly used as a buffer or support area for ISO 5 environments in pharmaceutical and medical facilities.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>ISO 8 Cleanroom<\/strong><\/h3>\n\n\n\n<p>Widely used in pharmaceutical manufacturing, food processing, and automotive industries where moderate cleanliness is acceptable.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>ISO 9 Cleanroom<\/strong><\/h3>\n\n\n\n<p>Comparable to normal indoor air, often used for general manufacturing or non-critical processes.<\/p>\n\n\n\n<p>Recommended blogs:&nbsp;<\/p>\n\n\n\n<p><a href=\"https:\/\/www.kelvinmech.com\/blog\/hvac-fire-dampers-guide\/\" target=\"_blank\" rel=\"noreferrer noopener\">HVAC fire dampers<\/a>: Everything covered<\/p>\n\n\n\n<p><a href=\"https:\/\/www.kelvinmech.com\/blog\/heat-pump-making-loud-humming-noise\/\" target=\"_blank\" rel=\"noreferrer noopener\">Why heat pumps make loud humming sound<\/a><\/p>\n\n\n\n<p>Why do&nbsp;<a href=\"https:\/\/www.kelvinmech.com\/blog\/hvac-leaking-water-recovery-tips\/\" target=\"_blank\" rel=\"noreferrer noopener\">HVACs leak water<\/a>?<\/p>\n\n\n\n<p>Perfect&nbsp;<a href=\"https:\/\/www.kelvinmech.com\/blog\/perfect-humidity-levels-india\/\" target=\"_blank\" rel=\"noreferrer noopener\">workplace humidity levels<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/www.kelvinmech.com\/blog\/hvac-installation-tips-ideas\/\" target=\"_blank\" rel=\"noreferrer noopener\">HVAC installation tips<\/a>&nbsp;and ideas<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Key Differences Between ISO Cleanroom Classes<\/strong><\/h2>\n\n\n\n<p>The main difference between ISO cleanroom classes lies in the allowable particle count and airflow control. Lower ISO numbers indicate higher cleanliness levels. For example, an ISO 5 cleanroom requires far stricter contamination control compared to an ISO 7 cleanroom or ISO 8 cleanroom.<\/p>\n\n\n\n<p>Operational costs, maintenance requirements, and growing protocols also increase as the ISO class becomes more stringent.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Why Cleanroom Classification is Important?<\/strong><\/h2>\n\n\n\n<p>Proper cleanroom classification ensures compliance with regulatory bodies such as ISO, GMP, and FDA. It helps prevent contamination, improves product quality, and reduces the risk of costly production failures.<\/p>\n\n\n\n<p>By selecting the appropriate ISO class, businesses can balance compliance, performance, and operational efficiency.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Consult Kelvin for Cleanroom Expertise<\/strong><\/h2>\n\n\n\n<p>Understanding cleanroom classification is critical for industries that depend on controlled environments. Whether it\u2019s an ISO 5 cleanroom, ISO 7 cleanroom, or other ISO classes, each classification serves a specific purpose.&nbsp;<\/p>\n\n\n\n<p>Call us today at 81085 55060 or 70455 09909 to build a standardized cleanroom or consult one of our engineers about additional industry-wise cleanroom requirements. We are trusted for these services across India:&nbsp;<\/p>\n\n\n\n<p><a href=\"https:\/\/www.kelvinmech.com\/value-added.php\">Value added HVAC services<\/a>&nbsp;<\/p>\n\n\n\n<p><a href=\"https:\/\/www.kelvinmech.com\/maintenance.php\">HVAC maintenance solutions<\/a><a href=\"https:\/\/www.kelvinmech.com\/\">HVAC contractors in India<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>In industries where precision, safety, and quality are non-negotiable, maintaining a controlled environment is critical. This is where cleanroom classification becomes essential. Cleanrooms are specially designed spaces that control airborne particles, temperature, humidity, and pressure to minimize contamination. Cleanroom classifications are defined by international standards that specify the maximum allowable concentration of airborne particles in&hellip;<\/p>\n","protected":false},"author":1,"featured_media":549,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[83,84,85],"class_list":["post-548","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hvac-services","tag-classroom-classification","tag-iso-5-cleanroom","tag-iso-7-cleanroom"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Cleanroom Classifications: Everything You Need to Know<\/title>\n<meta name=\"description\" content=\"Learn about cleanroom classifications, ISO standards, particle limits, and applications. A complete guide to ISO cleanroom classes by Kelvin Air Conditioning and Ventilation Systems.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cleanroom Classifications: Everything You Need to Know\" \/>\n<meta property=\"og:description\" content=\"Learn about cleanroom classifications, ISO standards, particle limits, and applications. A complete guide to ISO cleanroom classes by Kelvin Air Conditioning and Ventilation Systems.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/\" \/>\n<meta property=\"og:site_name\" content=\"HVAC Services India Blogs | MEP Contractors Mumbai Guides\" \/>\n<meta property=\"article:published_time\" content=\"2026-02-09T11:49:47+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-02-11T11:56:08+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.kelvinmech.com\/blog\/wp-content\/uploads\/2026\/02\/classroom-classification.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"628\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/\"},\"author\":{\"name\":\"admin\",\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/#\/schema\/person\/faf7efff7cf58c8b0dfd4b4a20058680\"},\"headline\":\"Cleanroom Classifications: Everything You Need to Know\",\"datePublished\":\"2026-02-09T11:49:47+00:00\",\"dateModified\":\"2026-02-11T11:56:08+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/\"},\"wordCount\":667,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.kelvinmech.com\/blog\/wp-content\/uploads\/2026\/02\/classroom-classification.jpg\",\"keywords\":[\"classroom classification\",\"iso 5 cleanroom\",\"iso 7 cleanroom\"],\"articleSection\":[\"HVAC services\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/\",\"url\":\"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/\",\"name\":\"Cleanroom Classifications: Everything You Need to Know\",\"isPartOf\":{\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.kelvinmech.com\/blog\/wp-content\/uploads\/2026\/02\/classroom-classification.jpg\",\"datePublished\":\"2026-02-09T11:49:47+00:00\",\"dateModified\":\"2026-02-11T11:56:08+00:00\",\"description\":\"Learn about cleanroom classifications, ISO standards, particle limits, and applications. A complete guide to ISO cleanroom classes by Kelvin Air Conditioning and Ventilation Systems.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/#primaryimage\",\"url\":\"https:\/\/www.kelvinmech.com\/blog\/wp-content\/uploads\/2026\/02\/classroom-classification.jpg\",\"contentUrl\":\"https:\/\/www.kelvinmech.com\/blog\/wp-content\/uploads\/2026\/02\/classroom-classification.jpg\",\"width\":1200,\"height\":628,\"caption\":\"classroom classification\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.kelvinmech.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cleanroom Classifications: Everything You Need to Know\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/#website\",\"url\":\"https:\/\/www.kelvinmech.com\/blog\/\",\"name\":\"HVAC Services India Blogs | MEP Contractors Mumbai Guides\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.kelvinmech.com\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/#organization\",\"name\":\"HVAC Services India Blogs | MEP Contractors Mumbai Guides\",\"url\":\"https:\/\/www.kelvinmech.com\/blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.kelvinmech.com\/blog\/wp-content\/uploads\/2025\/08\/cropped-file.png\",\"contentUrl\":\"https:\/\/www.kelvinmech.com\/blog\/wp-content\/uploads\/2025\/08\/cropped-file.png\",\"width\":180,\"height\":100,\"caption\":\"HVAC Services India Blogs | MEP Contractors Mumbai Guides\"},\"image\":{\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/#\/schema\/person\/faf7efff7cf58c8b0dfd4b4a20058680\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.kelvinmech.com\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/6208ea8617e960f01c879dc56ea52ac5bc83b44d980d7c6431a87d418543489c?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/6208ea8617e960f01c879dc56ea52ac5bc83b44d980d7c6431a87d418543489c?s=96&d=mm&r=g\",\"caption\":\"admin\"},\"sameAs\":[\"https:\/\/www.kelvinmech.com\/blog\"],\"url\":\"https:\/\/www.kelvinmech.com\/blog\/author\/admin\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Cleanroom Classifications: Everything You Need to Know","description":"Learn about cleanroom classifications, ISO standards, particle limits, and applications. A complete guide to ISO cleanroom classes by Kelvin Air Conditioning and Ventilation Systems.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/","og_locale":"en_US","og_type":"article","og_title":"Cleanroom Classifications: Everything You Need to Know","og_description":"Learn about cleanroom classifications, ISO standards, particle limits, and applications. A complete guide to ISO cleanroom classes by Kelvin Air Conditioning and Ventilation Systems.","og_url":"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/","og_site_name":"HVAC Services India Blogs | MEP Contractors Mumbai Guides","article_published_time":"2026-02-09T11:49:47+00:00","article_modified_time":"2026-02-11T11:56:08+00:00","og_image":[{"width":1200,"height":628,"url":"https:\/\/www.kelvinmech.com\/blog\/wp-content\/uploads\/2026\/02\/classroom-classification.jpg","type":"image\/jpeg"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"Written by":"admin","Est. reading time":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/#article","isPartOf":{"@id":"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/"},"author":{"name":"admin","@id":"https:\/\/www.kelvinmech.com\/blog\/#\/schema\/person\/faf7efff7cf58c8b0dfd4b4a20058680"},"headline":"Cleanroom Classifications: Everything You Need to Know","datePublished":"2026-02-09T11:49:47+00:00","dateModified":"2026-02-11T11:56:08+00:00","mainEntityOfPage":{"@id":"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/"},"wordCount":667,"commentCount":0,"publisher":{"@id":"https:\/\/www.kelvinmech.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/#primaryimage"},"thumbnailUrl":"https:\/\/www.kelvinmech.com\/blog\/wp-content\/uploads\/2026\/02\/classroom-classification.jpg","keywords":["classroom classification","iso 5 cleanroom","iso 7 cleanroom"],"articleSection":["HVAC services"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/","url":"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/","name":"Cleanroom Classifications: Everything You Need to Know","isPartOf":{"@id":"https:\/\/www.kelvinmech.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/#primaryimage"},"image":{"@id":"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/#primaryimage"},"thumbnailUrl":"https:\/\/www.kelvinmech.com\/blog\/wp-content\/uploads\/2026\/02\/classroom-classification.jpg","datePublished":"2026-02-09T11:49:47+00:00","dateModified":"2026-02-11T11:56:08+00:00","description":"Learn about cleanroom classifications, ISO standards, particle limits, and applications. A complete guide to ISO cleanroom classes by Kelvin Air Conditioning and Ventilation Systems.","breadcrumb":{"@id":"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/#primaryimage","url":"https:\/\/www.kelvinmech.com\/blog\/wp-content\/uploads\/2026\/02\/classroom-classification.jpg","contentUrl":"https:\/\/www.kelvinmech.com\/blog\/wp-content\/uploads\/2026\/02\/classroom-classification.jpg","width":1200,"height":628,"caption":"classroom classification"},{"@type":"BreadcrumbList","@id":"https:\/\/www.kelvinmech.com\/blog\/cleanroom-classifications-iso-standards-guide\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.kelvinmech.com\/blog\/"},{"@type":"ListItem","position":2,"name":"Cleanroom Classifications: Everything You Need to Know"}]},{"@type":"WebSite","@id":"https:\/\/www.kelvinmech.com\/blog\/#website","url":"https:\/\/www.kelvinmech.com\/blog\/","name":"HVAC Services India Blogs | MEP Contractors Mumbai Guides","description":"","publisher":{"@id":"https:\/\/www.kelvinmech.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.kelvinmech.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.kelvinmech.com\/blog\/#organization","name":"HVAC Services India Blogs | MEP Contractors Mumbai Guides","url":"https:\/\/www.kelvinmech.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.kelvinmech.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/www.kelvinmech.com\/blog\/wp-content\/uploads\/2025\/08\/cropped-file.png","contentUrl":"https:\/\/www.kelvinmech.com\/blog\/wp-content\/uploads\/2025\/08\/cropped-file.png","width":180,"height":100,"caption":"HVAC Services India Blogs | MEP Contractors Mumbai Guides"},"image":{"@id":"https:\/\/www.kelvinmech.com\/blog\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.kelvinmech.com\/blog\/#\/schema\/person\/faf7efff7cf58c8b0dfd4b4a20058680","name":"admin","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.kelvinmech.com\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/6208ea8617e960f01c879dc56ea52ac5bc83b44d980d7c6431a87d418543489c?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/6208ea8617e960f01c879dc56ea52ac5bc83b44d980d7c6431a87d418543489c?s=96&d=mm&r=g","caption":"admin"},"sameAs":["https:\/\/www.kelvinmech.com\/blog"],"url":"https:\/\/www.kelvinmech.com\/blog\/author\/admin\/"}]}},"_links":{"self":[{"href":"https:\/\/www.kelvinmech.com\/blog\/wp-json\/wp\/v2\/posts\/548","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kelvinmech.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kelvinmech.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kelvinmech.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kelvinmech.com\/blog\/wp-json\/wp\/v2\/comments?post=548"}],"version-history":[{"count":2,"href":"https:\/\/www.kelvinmech.com\/blog\/wp-json\/wp\/v2\/posts\/548\/revisions"}],"predecessor-version":[{"id":552,"href":"https:\/\/www.kelvinmech.com\/blog\/wp-json\/wp\/v2\/posts\/548\/revisions\/552"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kelvinmech.com\/blog\/wp-json\/wp\/v2\/media\/549"}],"wp:attachment":[{"href":"https:\/\/www.kelvinmech.com\/blog\/wp-json\/wp\/v2\/media?parent=548"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kelvinmech.com\/blog\/wp-json\/wp\/v2\/categories?post=548"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kelvinmech.com\/blog\/wp-json\/wp\/v2\/tags?post=548"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}