1.0Design Buy Buildhttps://designbuybuild.co.ukJamie Bullockhttps://designbuybuild.co.uk/author/jamie/rich600338<blockquote class="wp-embedded-content" data-secret="zXnCqxfjkF"><a href="https://designbuybuild.co.uk/high-performance-composite-deck-boards-from-trex/">Trex Protect is the Simple Solution for Waterproofing Garden Decking Projects</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://designbuybuild.co.uk/high-performance-composite-deck-boards-from-trex/embed/#?secret=zXnCqxfjkF" width="600" height="338" title="“Trex Protect is the Simple Solution for Waterproofing Garden Decking Projects” — Design Buy Build" data-secret="zXnCqxfjkF" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /*! This file is auto-generated */ !function(c,l){"use strict";var e=!1,o=!1;if(l.querySelector)if(c.addEventListener)e=!0;if(c.wp=c.wp||{},c.wp.receiveEmbedMessage);else if(c.wp.receiveEmbedMessage=function(e){var t=e.data;if(!t);else if(!(t.secret||t.message||t.value));else if(/[^a-zA-Z0-9]/.test(t.secret));else{for(var r,s,a,i=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),n=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),o=0;o<n.length;o++)n[o].style.display="none";for(o=0;o<i.length;o++)if(r=i[o],e.source!==r.contentWindow);else{if(r.removeAttribute("style"),"height"===t.message){if(1e3<(s=parseInt(t.value,10)))s=1e3;else if(~~s<200)s=200;r.height=s}if("link"===t.message)if(s=l.createElement("a"),a=l.createElement("a"),s.href=r.getAttribute("src"),a.href=t.value,a.host===s.host)if(l.activeElement===r)c.top.location.href=t.value}}},e)c.addEventListener("message",c.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",t,!1),c.addEventListener("load",t,!1);function t(){if(o);else{o=!0;for(var e,t,r,s=-1!==navigator.appVersion.indexOf("MSIE 10"),a=!!navigator.userAgent.match(/Trident.*rv:11\./),i=l.querySelectorAll("iframe.wp-embedded-content"),n=0;n<i.length;n++){if(!(r=(t=i[n]).getAttribute("data-secret")))r=Math.random().toString(36).substr(2,10),t.src+="#?secret="+r,t.setAttribute("data-secret",r);if(s||a)(e=t.cloneNode(!0)).removeAttribute("security"),t.parentNode.replaceChild(e,t);t.contentWindow.postMessage({message:"ready",secret:r},"*")}}}}(window,document); </script> https://designbuybuild.co.uk/wp-content/uploads/2022/08/bearerjoist-unrolled-RT.jpg600297Today’s high-performance composite deck boards, like those from Trex, are warrantied to last for 25 years of longer. But what about the substructure material underneath? If the posts and beams that support the deck are made of wood, theya re likely to deteriorate long before the decking warranty elapses. In fact, a recent survet of buidlers revealed that almost all wood substructures show signs of splitting, rotting or decay after just eight years.