1.0Dacatiehttps://quantumprofilesystems.com/dacatieMatthttps://quantumprofilesystems.com/dacatie/author/quantum_mattr_4kh8j8p1/rich600338<blockquote class="wp-embedded-content" data-secret="RGNvHTOOV4"><a href="https://quantumprofilesystems.com/dacatie/insulated-cavity-closers/">Insulated 
Cavity Closers</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://quantumprofilesystems.com/dacatie/insulated-cavity-closers/embed/#?secret=RGNvHTOOV4" width="600" height="338" title="“Insulated 
Cavity Closers” — Dacatie" data-secret="RGNvHTOOV4" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !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); //# sourceURL=https://quantumprofilesystems.com/dacatie/wp-includes/js/wp-embed.min.js </script> https://quantumprofilesystems.com/dacatie/wp-content/uploads/sites/4/2026/05/placeholder-1.png1200800Insulated cavity closers are the economical way to achieve Building Regulations compliance when closing cavities around window and door openings. Cavity closers can be used with all types of door and window openings including timber, uPVC and aluminium. It overcomes the traditional difficulties of closing cavities at wall openings by providing a simple...