{"id":2650,"date":"2026-04-30T13:46:51","date_gmt":"2026-04-30T13:46:51","guid":{"rendered":"https:\/\/dd-innovation.hr\/?p=2650"},"modified":"2026-04-30T13:49:37","modified_gmt":"2026-04-30T13:49:37","slug":"zasto-fuge-pucaju-uzrok-i-kako-to-sprijeciti","status":"publish","type":"post","link":"https:\/\/dd-innovation.hr\/en\/zasto-fuge-pucaju-uzrok-i-kako-to-sprijeciti\/","title":{"rendered":"Why do joints crack \u2013 the cause and how to prevent it"},"content":{"rendered":"<h3 class=\"wp-block-heading\">Why do joints crack?<\/h3>\n\n\n\n<p>Joints most often crack due to uneven spacing between tiles, movement of tiles during drying, and insufficient substrate stability.<\/p>\n\n\n\n<p>In other words, the problem is most often not in the grout \u2013 but in the way the tiles are laid.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Why do joints crack?<\/h4>\n\n\n\n<p>Cracking of joints is not accidental. It is a consequence of the stress that occurs when tiles are not installed correctly.<\/p>\n\n\n\n<p><strong>The most common causes are:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>uneven spacing between tiles<\/li>\n\n\n\n<li>movement of tiles while the glue is drying<\/li>\n\n\n\n<li>uneven or poorly prepared surface<\/li>\n\n\n\n<li>insufficient stability of the tiles<\/li>\n\n\n\n<li>uneven load distribution<\/li>\n<\/ul>\n\n\n\n<p>When tiles are not properly fixed, the joint takes on pressure that it cannot withstand \u2014 and then cracking occurs.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">What are joints and why are they important?<\/h4>\n\n\n\n<p>Grouts are a connecting material between tiles that allows:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>absorption of minimal displacements<\/li>\n\n\n\n<li>even distribution of stress<\/li>\n\n\n\n<li>surface protection<\/li>\n<\/ul>\n\n\n\n<p>If the distance is not properly defined, the joint loses its function and becomes a weak point of the entire surface.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Biggest mistake: focusing on the wrong place<\/h4>\n\n\n\n<p>One of the most common mistakes is trying to solve the problem by changing the grout.<\/p>\n\n\n\n<p><strong>In reality:<\/strong><\/p>\n\n\n\n<p>Cracking joints are most often not a problem with the material, but with the way the tiles are laid.<\/p>\n\n\n\n<p>If the substrate is unstable or the distance is uneven, even the best quality joint will not prevent cracking.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">How to prevent joints from cracking?<\/h3>\n\n\n\n<p>In order for the joints to remain stable and long-lasting, it is crucial to ensure the correct placement of the tiles.<\/p>\n\n\n\n<p><strong>Key steps:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>use tile spacers for even spacing<\/li>\n\n\n\n<li>ensure a flat and prepared surface<\/li>\n\n\n\n<li>use levelers for tile stability<\/li>\n\n\n\n<li>prevent movement during drying<\/li>\n\n\n\n<li>adjust the spacing to the size of the tiles<\/li>\n<\/ul>\n\n\n\n<p>This is the foundation of long-lasting results.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">What are tile crosses?<\/h4>\n\n\n\n<p>Tile spacers are spacers that ensure equal spacing between tiles and an even joint.<\/p>\n\n\n\n<p>Without them, the distance is determined \u201cby eye\u201d, which almost always leads to errors.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-d-d-innovation-nivelatori-i-alati-za-plo-ice-4-level-t-039-level-montolit-sigma wp-block-embed-d-d-innovation-nivelatori-i-alati-za-plo-ice-4-level-t-039-level-montolit-sigma\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"03LwlM4CYi\"><a href=\"https:\/\/dd-innovation.hr\/en\/product\/4-level\/\">Levelers for ceramics 4 LEVEL<\/a><\/blockquote><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201c4 LEVEL Ceramic Levelers\u201d \u2014 DD Innovation | Levelers and tools for tiles \u2013 4 Level, T&#039;Level, Montolit, Sigma\" src=\"https:\/\/dd-innovation.hr\/product\/4-level\/embed\/#?secret=tDLwAH1DWw#?secret=03LwlM4CYi\" data-secret=\"03LwlM4CYi\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">When are joint problems most common?<\/h4>\n\n\n\n<p>Cracking of joints is particularly pronounced in:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>large format tiles<\/li>\n\n\n\n<li>floor surfaces<\/li>\n\n\n\n<li>terrace and outdoor spaces<\/li>\n\n\n\n<li>uneven surfaces<\/li>\n<\/ul>\n\n\n\n<p>In these situations, precision becomes crucial.<\/p>\n\n\n\n<p>Stable base = long-lasting joints<\/p>\n\n\n\n<p>If the tiles are laid correctly, the grout will not crack.<\/p>\n\n\n\n<p>Fugue is not a solution to the problem \u2013 it only monitors the quality of performance.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Long-lasting results without cracking<\/h4>\n\n\n\n<p>If you want to avoid cracking joints, the focus must be on proper installation \u2014 not on subsequent repairs.<\/p>\n\n\n\n<p>Check out our range of tile crosses and levelers and ensure a stable and long-lasting result. <a href=\"https:\/\/dd-innovation.hr\/en\/product\/4-level\/\">https:\/\/dd-innovation.hr\/product\/4-level\/<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">FREQUENTLY ASKED QUESTIONS (FAQ)<\/h3>\n\n\n\n<p><strong>Why do joints crack after laying tiles?<\/strong><br>The most common reason is uneven spacing and movement of the tiles, which creates stress in the joints.<\/p>\n\n\n\n<p><strong>What spacing between tiles prevents joints from cracking?<\/strong><br>Usually 2\u20133 mm, using a tile cross for precision.<\/p>\n\n\n\n<p><strong>Can a bad grout cause cracking?<\/strong><br>Less common \u2014 in most cases, the cause is poor tile installation.<\/p>\n\n\n\n<p><strong>Are levelers necessary?<\/strong><br>They are almost essential for large formats because they prevent the tiles from moving.<\/p>\n\n\n\n<p><strong>How to prevent cracking of joints in the long term?<\/strong><br>By using a cross, a level and proper preparation of the surface.<\/p>","protected":false},"excerpt":{"rendered":"<p>Za\u0161to fuge pucaju? Fuge naj\u010de\u0161\u0107e pucaju zbog neujedna\u010denog razmaka izme\u0111u plo\u010dica, pomicanja plo\u010dica tijekom su\u0161enja i nedovoljne stabilnosti podloge. Drugim rije\u010dima, problem naj\u010de\u0161\u0107e nije u fugi \u2013 ve\u0107 u na\u010dinu postavljanja plo\u010dica. Za\u0161to dolazi do pucanja fuga? Pucanje fuga nije slu\u010dajno. Ono je posljedica naprezanja koje nastaje kada plo\u010dice nisu pravilno postavljene. Naj\u010de\u0161\u0107i uzroci su: [&hellip;]<\/p>","protected":false},"author":3,"featured_media":2651,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[247],"tags":[],"class_list":["post-2650","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-novosti"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/dd-innovation.hr\/en\/wp-json\/wp\/v2\/posts\/2650","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dd-innovation.hr\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dd-innovation.hr\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dd-innovation.hr\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/dd-innovation.hr\/en\/wp-json\/wp\/v2\/comments?post=2650"}],"version-history":[{"count":3,"href":"https:\/\/dd-innovation.hr\/en\/wp-json\/wp\/v2\/posts\/2650\/revisions"}],"predecessor-version":[{"id":2655,"href":"https:\/\/dd-innovation.hr\/en\/wp-json\/wp\/v2\/posts\/2650\/revisions\/2655"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dd-innovation.hr\/en\/wp-json\/wp\/v2\/media\/2651"}],"wp:attachment":[{"href":"https:\/\/dd-innovation.hr\/en\/wp-json\/wp\/v2\/media?parent=2650"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dd-innovation.hr\/en\/wp-json\/wp\/v2\/categories?post=2650"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dd-innovation.hr\/en\/wp-json\/wp\/v2\/tags?post=2650"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}