{"id":23261,"date":"2024-10-08T17:07:18","date_gmt":"2024-10-08T15:07:18","guid":{"rendered":"https:\/\/www.projectforbuilding.com\/products\/uncategorized\/granchio\/"},"modified":"2026-07-03T17:14:49","modified_gmt":"2026-07-03T15:14:49","slug":"granchio","status":"publish","type":"product","link":"https:\/\/www.projectforbuilding.com\/en\/products\/construction\/granchio\/","title":{"rendered":"GRANCHIO &#8211; permanent formwork for ventilated crawl spaces"},"content":{"rendered":"\t\t<div data-elementor-type=\"product-post\" data-elementor-id=\"23261\" class=\"elementor elementor-23261 elementor-16984\" data-elementor-post-type=\"product\">\n\t\t\t\t\t\t<section class=\"wd-negative-gap elementor-section elementor-top-section elementor-element elementor-element-3ef7bf02 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3ef7bf02\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5ae120b4\" data-id=\"5ae120b4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-54c482b8 color-scheme-inherit text-left elementor-widget elementor-widget-text-editor\" data-id=\"54c482b8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3 style=\"text-align: justify;\">Granchio is a permanent formwork made of 100% recycled plastic, used for the construction of ventilated crawl spaces, suitable both for new buildings and for renovations.<\/h3><p style=\"text-align: justify;\"><span style=\"font-size: 17px; color: #524f4f;\">In crawl spaces built with Granchio, <strong>excellent ventilation<\/strong> is ensured through the <strong>correct placement of special ventilation pipes<\/strong>. This leads to the <strong>elimination of humidity<\/strong> and the <strong>dispersion of radon gas<\/strong>, in compliance with the Reccomendation of the European Commission dated 21\/02\/1990.<\/span><\/p><p style=\"text-align: justify;\"><span style=\"font-size: 17px; color: #524f4f;\">Granchio features a <strong>simple and intuitive<\/strong> <strong>interlocking system<\/strong>, and its rectangular shape provides a <strong>larger surface area compared to similar products on the market<\/strong>. This means fewer pieces are required per square meter, <strong>significantly speeding up installation<\/strong>.<\/span><\/p><p style=\"text-align: justify;\"><span style=\"font-size: 17px; color: #524f4f;\">The <strong>special polyolefin blend<\/strong> it is made of allows the element to <strong>safely withstand the weight of operators during the concrete casting phase<\/strong>.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"wd-negative-gap elementor-section elementor-top-section elementor-element elementor-element-1ef09dd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1ef09dd\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-612e8bf\" data-id=\"612e8bf\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-18f6f58 wd-width-100 elementor-widget elementor-widget-wd_title\" data-id=\"18f6f58\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;highlighted_vertical_offset&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;highlighted_vertical_offset_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;highlighted_vertical_offset_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"wd_title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"title-wrapper wd-set-mb reset-last-child wd-title-color-default wd-title-style-default wd-title-size-large text-center\">\n\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"title-subtitle subtitle-color-default subtitle-style-default wd-fontsize-xs\">\n\t\t\t\t\tFAQ - FREQUENTLY ASKED QUESTIONS\t\t\t\t<\/div>\n\t\t\t\n\t\t\t<div class=\"liner-continer\">\n\t\t\t\t<h2 class=\"woodmart-title-container title wd-fontsize-xxl\">Frequently asked questions about GRANCHIO<\/h2> \n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t<div class=\"title-after_title reset-last-child wd-fontsize-s\">\n\t\t\t\t\t<p>GRANCHIO is a formwork system for the construction of ventilated crawl spaces, creating a ventilated cavity beneath the foundation slab that improves moisture management and indoor healthiness.<\/p>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-67d2a45 elementor-widget elementor-widget-wd_accordion\" data-id=\"67d2a45\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wd_accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\n\t\t<div class=\"wd-accordion wd-style-shadow wd-titles-left wd-opener-pos-left wd-opener-style-arrow\" data-state=\"first\">\n\t\t\t\t\t\t\t\n\t\t\t\t<div class=\"wd-accordion-item\">\n\t\t\t\t\t<div class=\"wd-accordion-title wd-role-btn wd-active\" data-accordion-index=\"0\" tabindex=\"0\">\n\t\t\t\t\t\t<div class=\"wd-accordion-title-text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\tWhy install a ventilated crawl space beneath a ground-bearing floor?\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<span class=\"wd-accordion-opener\"><\/span>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-accordion-content wd-entry-content wd-active\" data-accordion-index=\"0\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<p data-start=\"74\" data-end=\"186\">A ventilated crawl space interrupts capillary rising damp and promotes natural ventilation beneath the building.<\/p><p data-start=\"188\" data-end=\"310\" data-is-last-node=\"\" data-is-only-node=\"\">The air cavity also helps disperse radon gas and contributes to the thermo-hygrometric stability of indoor spaces.<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<div class=\"wd-accordion-item\">\n\t\t\t\t\t<div class=\"wd-accordion-title wd-role-btn\" data-accordion-index=\"1\" tabindex=\"0\">\n\t\t\t\t\t\t<div class=\"wd-accordion-title-text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\tHow are GRANCHIO formwork units installed?\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<span class=\"wd-accordion-opener\"><\/span>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-accordion-content wd-entry-content\" data-accordion-index=\"1\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<p data-start=\"48\" data-end=\"145\">The formwork units are installed dry, by progressively laying the modules in horizontal rows.<\/p><p data-start=\"147\" data-end=\"287\" data-is-last-node=\"\" data-is-only-node=\"\">The arrows marked on each unit indicate the correct orientation, ensuring proper alignment and continuous overlapping throughout the system.<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"wd-negative-gap elementor-section elementor-inner-section elementor-element elementor-element-4526e9b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4526e9b\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-ee5cc1e\" data-id=\"ee5cc1e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8d3e5ca wd-width-100 elementor-widget elementor-widget-wd_title\" data-id=\"8d3e5ca\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;highlighted_vertical_offset&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;highlighted_vertical_offset_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;highlighted_vertical_offset_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"wd_title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"title-wrapper wd-set-mb reset-last-child wd-title-color-default wd-title-style-default wd-title-size-small text-center\">\n\n\t\t\t\n\t\t\t<div class=\"liner-continer\">\n\t\t\t\t<h4 class=\"woodmart-title-container title wd-fontsize-m\">For more information on ventilation, installation and crawl space configuration,<br>read the full technical FAQ.<\/h4> \n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e64acf6 elementor-widget elementor-widget-wd_button\" data-id=\"e64acf6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wd_button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"wd-button-wrapper text-center\" >\n\t\t\t<a class=\"btn btn-style-default btn-shape-rectangle btn-size-extra-large btn-color-primary btn-icon-pos-right\"  href=\"https:\/\/www.projectforbuilding.com\/en\/faq-construction-products\/#vespai\">\n\t\t\t\t<span class=\"wd-btn-text\" data-elementor-setting-key=\"text\">\n\t\t\t\t\tGo to the FAQ on ventilated crawl spaces\t\t\t\t<\/span>\n\n\t\t\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<h3 style=\"text-align: justify;\">Granchio is a permanent formwork made of 100% recycled plastic, used for the construction of ventilated crawl spaces, suitable both for new buildings and for renovations.<\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-size: 17px; color: #524f4f;\">In crawl spaces built with Granchio, <strong>excellent ventilation<\/strong> is ensured through the <strong>correct placement of special ventilation pipes<\/strong>. This leads to the <strong>elimination of humidity<\/strong> and the <strong>dispersion of radon gas<\/strong>, in compliance with the Reccomendation of the European Commission dated 21\/02\/1990.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 17px; color: #524f4f;\">Granchio features a <strong>simple and intuitive<\/strong> <strong>interlocking system<\/strong>, and its rectangular shape provides a <strong>larger surface area compared to similar products on the market<\/strong>. This means fewer pieces are required per square meter, <strong>significantly speeding up installation<\/strong>.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 17px; color: #524f4f;\">The <strong>special polyolefin blend<\/strong> it is made of allows the element to <strong>safely withstand the weight of operators during the concrete casting phase<\/strong>.<\/span><\/p>\n","protected":false},"featured_media":23772,"template":"","meta":[],"product_brand":[],"product_cat":[172],"product_tag":[],"class_list":["post-23261","product","type-product","status-publish","has-post-thumbnail","product_cat-construction","first","instock","shipping-taxable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>GRANCHIO - permanent formwork for ventilated crawl spaces - Project for Building - Innovative products for the building industry<\/title>\n<meta name=\"description\" content=\"Granchio by Project For Building is a permanent formwork made of 100% recycled plastic, designed for the construction of ventilated crawl spaces in both new buildings and renovation projects.\" \/>\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.projectforbuilding.com\/en\/products\/construction\/granchio\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Granchio, il cassero a perdere in plastica 100% riciclata\" \/>\n<meta property=\"og:description\" content=\"Garantisci la migliore ventilazione ai tuoi vespai e l\u2019eliminazione dell\u2019umidit\u00e0 e la dispersione del gas radon.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.projectforbuilding.com\/en\/products\/construction\/granchio\/\" \/>\n<meta property=\"og:site_name\" content=\"Project for Building - Innovative products for the building industry\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/projectforbuilding\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-03T15:14:49+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.projectforbuilding.com\/wp-content\/uploads\/2024\/10\/Project-for-Building-Granchio-H25.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.projectforbuilding.com\\\/en\\\/products\\\/construction\\\/granchio\\\/\",\"url\":\"https:\\\/\\\/www.projectforbuilding.com\\\/en\\\/products\\\/construction\\\/granchio\\\/\",\"name\":\"GRANCHIO - 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