{"id":3871,"date":"2025-08-22T11:21:34","date_gmt":"2025-08-22T09:21:34","guid":{"rendered":"https:\/\/www.kooijgroep.com\/roof-gravel-blowing-how-it-works-in-practice\/"},"modified":"2025-10-28T00:34:38","modified_gmt":"2025-10-27T22:34:38","slug":"roof-gravel-blowing-how-it-works-in-practice","status":"publish","type":"post","link":"https:\/\/www.kooijgroep.com\/en\/roof-gravel-blowing-how-it-works-in-practice\/","title":{"rendered":"Roof Gravel Blowing: how it Works in Practice"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"3871\" class=\"elementor elementor-3871\" data-elementor-settings=\"{&quot;ha_cmc_init_switcher&quot;:&quot;no&quot;}\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4ad67ce e-flex e-con-boxed e-con e-parent\" data-id=\"4ad67ce\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-818f499 elementor-widget__width-initial elementor-widget-tablet__width-initial elementor-widget-mobile__width-inherit mdw-reveal-animation-left elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"818f499\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;,&quot;_animation_delay&quot;:200}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Roof Gravel Blowing: how it Works in Practice<\/h1>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b845f9d e-flex e-con-boxed e-con e-parent\" data-id=\"b845f9d\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-93c487f e-con-full e-flex e-con e-child\" data-id=\"93c487f\" data-element_type=\"container\" data-e-type=\"container\" id=\"bericht-inhoud\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e65b199 elementor-icon-list--layout-inline elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"e65b199\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items elementor-inline-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.kooijgroep.com\/en\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-home\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.kooijgroep.com\/en\/projects\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" width=\"512\" height=\"512\" x=\"0\" y=\"0\" viewBox=\"0 0 512 512\" style=\"enable-background:new 0 0 512 512\" xml:space=\"preserve\" class=\"\"><g><path d=\"M351.2 6 233.4 506h-72.6L278.6 6z\" fill=\"#ff2b2b\" opacity=\"1\" data-original=\"#000000\"><\/path><\/g><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Projects<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" width=\"512\" height=\"512\" x=\"0\" y=\"0\" viewBox=\"0 0 512 512\" style=\"enable-background:new 0 0 512 512\" xml:space=\"preserve\" class=\"\"><g><path d=\"M351.2 6 233.4 506h-72.6L278.6 6z\" fill=\"#ff2b2b\" opacity=\"1\" data-original=\"#000000\"><\/path><\/g><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><a href=\"https:\/\/www.kooijgroep.com\/en\/category\/gravel\/\" rel=\"tag\">Gravel<\/a><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8d99577 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"8d99577\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ddd8935 elementor-widget__width-inherit elementor-widget elementor-widget-text-editor\" data-id=\"ddd8935\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"standard-arrow bullet-top\"><p data-start=\"490\" data-end=\"775\">At P. van der Kooij Groep, we have years of experience in blowing roof gravel. With specialized equipment, we transport gravel quickly and efficiently to roofs, eliminating the need for heavy cranes or manual hauling. This saves time, reduces costs, and ensures a safe working method.  <\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ee4b8fa elementor-widget elementor-widget-heading\" data-id=\"ee4b8fa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">From Depot to Roof: The Process<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c43719e elementor-widget__width-inherit elementor-widget elementor-widget-text-editor\" data-id=\"c43719e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"726\" data-end=\"999\">The gravel we use originates from our own depot in Schiedam. Here, it is washed and carefully selected before being transported to the roof. Clean gravel is essential to extend the roof&#8217;s lifespan and guarantee proper water drainage.  <\/p><p data-start=\"1001\" data-end=\"1230\">Once everything is prepared, the gravel is moved to the roof using powerful blowing installations and evenly distributed. This provides the roof with a durable ballast layer that offers protection against wind and weather. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9a0b56b elementor-widget elementor-widget-heading\" data-id=\"9a0b56b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Video: Roof Gravel Blowing in Action<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-226cc75 elementor-widget__width-inherit elementor-widget elementor-widget-text-editor\" data-id=\"226cc75\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"726\" data-end=\"999\">In the video below, you can see exactly how this process works, from preparing the gravel to its actual blowing and distribution on the roof. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9de6923 elementor-widget elementor-widget-video\" data-id=\"9de6923\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=nbIx61oRBxM&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5be7f6e elementor-widget elementor-widget-heading\" data-id=\"5be7f6e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Roof Gravel Applications<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7510cbd elementor-widget__width-inherit elementor-widget elementor-widget-text-editor\" data-id=\"7510cbd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"1558\" data-end=\"1593\">Roof gravel is commonly used for:<\/p><ul><li data-start=\"1596\" data-end=\"1641\">Flat roofs of commercial buildings and residences<\/li><li data-start=\"1644\" data-end=\"1711\">Protection of roofing against UV and temperature fluctuations<\/li><li data-start=\"1714\" data-end=\"1765\">Improved water drainage and wind ballast<\/li><\/ul><p data-start=\"1767\" data-end=\"1869\">Our method makes gravel blowing fast, safe, and suitable for both small and large projects.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f89e955 elementor-widget elementor-widget-heading\" data-id=\"f89e955\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Roof Gravel Applications<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-63c517e elementor-widget__width-inherit elementor-widget elementor-widget-text-editor\" data-id=\"63c517e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"1910\" data-end=\"2116\">Would you like to know what roof gravel blowing can mean for your project? Please feel free to contact our specialists at P. van der Kooij Groep. We are happy to advise you and help you find the best solution.  <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2065a18 e-con-full e-flex e-con e-child\" data-id=\"2065a18\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-371ade7 elementor-align-left elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"371ade7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.kooijgroep.com\/en\/roof-gravel\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Read more<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-35070b6 elementor-widget elementor-widget-button\" data-id=\"35070b6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.kooijgroep.com\/en\/contact\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" width=\"512\" height=\"512\" x=\"0\" y=\"0\" viewBox=\"0 0 24 24\" style=\"enable-background:new 0 0 512 512\" xml:space=\"preserve\"><g><path fill=\"#ffffff\" d=\"m16.004 9.414-8.607 8.607-1.414-1.414L14.589 8H7.004V6h11v11h-2z\" opacity=\"1\" data-original=\"#000000\"><\/path><\/g><\/svg>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Receive advice without obligation<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f2aab4c e-con-full e-flex e-con e-child\" data-id=\"f2aab4c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t<div class=\"elementor-element elementor-element-bad4c6f e-con-full e-flex e-con e-child\" data-id=\"bad4c6f\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8c8e998 elementor-widget elementor-widget-image-box\" data-id=\"8c8e998\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">Why gravel from Pvd Kooij Groep?<\/h3><p class=\"elementor-image-box-description\">A trusted name in the region for decades.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b88d1d1 elementor-align-start elementor-widget__width-auto elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"b88d1d1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-check-circle\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Well-known partner for roofers<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-check-circle\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Decades of experience<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-check-circle\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Efficient &amp; cleanly processed<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ac22053 e-con-full elementor-hidden-tablet elementor-hidden-mobile e-flex e-con e-child\" data-id=\"ac22053\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3736c44 elementor-widget elementor-widget-table-of-contents\" data-id=\"3736c44\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h4&quot;,&quot;h5&quot;,&quot;h6&quot;],&quot;container&quot;:&quot;#bericht-inhoud&quot;,&quot;exclude_headings_by_selector&quot;:[],&quot;no_headings_message&quot;:&quot;Er zijn geen kopteksten gevonden op deze pagina.&quot;,&quot;marker_view&quot;:&quot;numbers&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\tTable of Contents\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__3736c44\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<i class=\"elementor-toc__spinner eicon-animation-spin eicon-loading\" aria-hidden=\"true\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-76afa5d e-con-full e-flex elementor-invisible e-con e-child\" data-id=\"76afa5d\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;,&quot;sticky&quot;:&quot;top&quot;,&quot;sticky_offset&quot;:160,&quot;sticky_parent&quot;:&quot;yes&quot;,&quot;animation&quot;:&quot;fadeIn&quot;,&quot;animation_delay&quot;:200,&quot;_ha_eqh_enable&quot;:false,&quot;sticky_on&quot;:[&quot;desktop&quot;,&quot;tablet&quot;,&quot;mobile&quot;],&quot;sticky_effects_offset&quot;:0,&quot;sticky_anchor_link_offset&quot;:0}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8db6199 elementor-widget elementor-widget-image-box\" data-id=\"8db6199\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">Need advice or assistance? Our specialists are ready to help you <\/h3><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ff32080 elementor-align-start elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"ff32080\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"tel:+31%20(0)10%204264444\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-phone-alt\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">+31 (0)10 4264444<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a 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src=\"https:\/\/www.kooijgroep.com\/wp-content\/uploads\/2025\/08\/Dakgrind-blazen-zo-werkt-het-in-de-praktijk-Pvd-Kooijgroep-Schiedam-768x256.jpg\"  src=\"https:\/\/www.kooijgroep.com\/wp-content\/uploads\/2025\/08\/Dakgrind-blazen-zo-werkt-het-in-de-praktijk-Pvd-Kooijgroep-Schiedam-768x256.jpg\" alt=\"Roof gravel blowing: how it works in practice P\" width=\"768\" height=\"256\"><\/a>\n  <\/div>\n    <div class=\"ue_post_blocks_content\">\n      \n     <div class=\"ue-grid-item-category\"><a href=\"https:\/\/www.kooijgroep.com\/en\/category\/gravel\/\">Gravel<\/a><\/div>\n         \n    <div class=\"ue_post_blocks_title\"><a href=\"https:\/\/www.kooijgroep.com\/en\/roof-gravel-blowing-how-it-works-in-practice\/\">Roof Gravel Blowing: how it Works in Practice<\/a><\/div>    \n        \n    \n    <div class=\"ue_post_blocks_text\">Efficient and clean gravel blowing from our depot in Schiedam, directly applied to roofs.<\/div>        \t<div class=\"ue_post_blocks_link\">\n          <a class=\" \" href='https:\/\/www.kooijgroep.com\/en\/roof-gravel-blowing-how-it-works-in-practice\/'>Read more<\/a>\n    \t<\/div>\n      <\/div>\n<\/div>\n<div class=\"ue_post_blocks_box\">\n    <div class=\"ue_post_blocks_image\">\n    <a href=\"https:\/\/www.kooijgroep.com\/en\/p-van-der-kooij-groep-provides-ss-rotterdam-with-ballast-using-gravel\/\" style=\"display:block;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.kooijgroep.com\/wp-content\/uploads\/2025\/08\/Kooijgroep-ss-Rotterdam.jpg-768x512.webp\"  src=\"https:\/\/www.kooijgroep.com\/wp-content\/uploads\/2025\/08\/Kooijgroep-ss-Rotterdam.jpg-768x512.webp\" alt=\"Kooijgroep-ss-Rotterdam\" width=\"768\" height=\"512\"><\/a>\n  <\/div>\n    <div class=\"ue_post_blocks_content\">\n      \n     <div class=\"ue-grid-item-category\"><a href=\"https:\/\/www.kooijgroep.com\/en\/category\/gravel\/\">Gravel<\/a><\/div>\n         \n    <div class=\"ue_post_blocks_title\"><a href=\"https:\/\/www.kooijgroep.com\/en\/p-van-der-kooij-groep-provides-ss-rotterdam-with-ballast-using-gravel\/\">P. van der Kooij Groep Provides SS Rotterdam with Ballast Using Gravel<\/a><\/div>    \n        \n    \n    <div class=\"ue_post_blocks_text\">Pvd Kooij Groep Stabilizes Iconic SS Rotterdam with Innovative Gravel Solution for Ballast Problem.<\/div>        \t<div class=\"ue_post_blocks_link\">\n          <a class=\" \" href='https:\/\/www.kooijgroep.com\/en\/p-van-der-kooij-groep-provides-ss-rotterdam-with-ballast-using-gravel\/'>Read more<\/a>\n    \t<\/div>\n      <\/div>\n<\/div>\n\n<\/div>\n<!-- end Post Blocks -->\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Efficient and clean gravel blowing from our depot in Schiedam, directly applied to roofs.<\/p>\n","protected":false},"author":1,"featured_media":3873,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"footnotes":""},"categories":[73],"tags":[],"class_list":["post-3871","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gravel"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Roof Gravel Blowing: how it Works in Practice - P. van der Kooij Groep<\/title>\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.kooijgroep.com\/en\/roof-gravel-blowing-how-it-works-in-practice\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Roof Gravel Blowing: how it Works 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