How To Install Roofing from Roofing FAQ http://www.RoofingFAQ.com/RoofingInfo/HowToInstallRoofing/index.php http://www.RoofingFAQ.com/rss/HowToInstallRoofingTips.xml How To Install Roofing from Roofing FAQ When re-roofing, should I peel off old layers or simply add a new layer of shingles? It is best recommended to add a new layer of shingles to your roof. Scrapping the old layers will just consume more time and energy, and at the same time by peeling off, the thickness of the shingles are decreasing, leading to possible leakages in the future. By adding new layers of shingles i Thu, 26 Oct 2006 16:16:29 -0600 http://www.RoofingFAQ.com/RoofingTips/15.php http://www.RoofingFAQ.com/RoofingTips/15.php Everything here is © Roofing FAQ, Copyright 2006, All Rights Reserved Worldwide.