{"version":"1.0","provider_name":"Arvello Dekor","provider_url":"https:\/\/arvellodekor.com\/en","author_name":"Arvello Dekor","author_url":"https:\/\/arvellodekor.com\/en","title":"What Are D1, D2, D3 and D4 Glue Classes? | Arvello Dekor","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"aWSskCboj6\"><a href=\"https:\/\/arvellodekor.com\/en\/d1-d2-d3-d4-tutkal-normlari-nedir\/\">What Are the D1, D2, D3 and D4 Glue Classes? Choosing the Right Wood Glue<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/arvellodekor.com\/en\/d1-d2-d3-d4-tutkal-normlari-nedir\/embed\/#?secret=aWSskCboj6\" width=\"600\" height=\"338\" title=\"&#8220;D1, D2, D3, D4 Tutkal Normlar\u0131 Nedir? Do\u011fru Ah\u015fap Tutkal\u0131 Se\u00e7imi&#8221; &#8212; Arvello Dekor\" data-secret=\"aWSskCboj6\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/arvellodekor.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>","thumbnail_url":"https:\/\/arvellodekor.com\/wp-content\/uploads\/2026\/10\/blog-tutkal-normlari.jpg","thumbnail_width":1600,"thumbnail_height":1000,"description":"What do the D1, D2, D3 and D4 glue classes mean? We explain the moisture resistance of wood glues under EN 204, where each is used and how to choose the right one."}