{"version":"1.0","provider_name":"RUG SEMIN","provider_url":"https:\/\/www.revisionsklappen.com\/en\/","author_name":"RUG SEMIN","author_url":"","title":"Glass block ventilation frames - RUG SEMIN","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"w6pUOhrMPy\"><a href=\"https:\/\/www.revisionsklappen.com\/en\/products\/glass-block-ventilation-frames\/\">Glass block ventilation frames<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.revisionsklappen.com\/en\/products\/glass-block-ventilation-frames\/embed\/#?secret=w6pUOhrMPy\" width=\"600\" height=\"338\" title=\"&#8220;Glass block ventilation frames&#8221; &#8212; RUG SEMIN\" data-secret=\"w6pUOhrMPy\" 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:\/\/www.revisionsklappen.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"[vc_row][vc_column][vc_row_inner remove_bottom_col_margin=&#8221;true&#8221;][vc_column_inner width=&#8221;2\/3&#8243;][vc_column_text]Rooms comprising internal walls that are made from glass blocks are often difficult to ventilate. Our ventilation windows solve this problem! It\u2019s easy to ventilate the room by simply opening the tilt windows using the ventilation sashes. The ventilation sashes can also be installed into existing glass block walls and blend harmoniously into&hellip;"}