{"version":"1.0","provider_name":"HomeAdditionPlus.com","provider_url":"https:\/\/homeadditionplus.com\/dev","author_name":"mdonovan","author_url":"https:\/\/homeadditionplus.com\/dev\/author\/mdonovan\/","title":"Why Remove Old Roof Shingles - HomeAdditionPlus.com","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"QAZljldWVO\"><a href=\"https:\/\/homeadditionplus.com\/dev\/roofing\/why-remove-old-roof-shingles\/\">Why Remove Old Roof Shingles<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/homeadditionplus.com\/dev\/roofing\/why-remove-old-roof-shingles\/embed\/#?secret=QAZljldWVO\" width=\"600\" height=\"338\" title=\"&#8220;Why Remove Old Roof Shingles&#8221; &#8212; HomeAdditionPlus.com\" data-secret=\"QAZljldWVO\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\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\/* ]]> *\/\n<\/script>\n","description":"Many Roofing Shingle Manufacturers Require the Removal of Old Roof Shingles By Mark J. Donovan It is not an uncommon practice to install new roof shingles on top of old ones. Depending upon the pitch of the roof and local building codes, you may actually be able to install up to three layers of roof shingles. Most roofs, although, are only designed to support a maximum of two layers of shingles. All this said, there are a number of good reasons why you should remove old roof shingles prior to&hellip;","thumbnail_url":"https:\/\/homeadditionplus.com\/dev\/wp-content\/uploads\/2016\/12\/Removing_Old_Roof_Shingles.jpg","thumbnail_width":640,"thumbnail_height":480}