“It is true that it is hard sometimes to detect in what condition is the wood underneath your roofing system. When installing a new roof, you want to make sure that your roofer will crawl into your attic to see if there is a plywood or OSB membrane and if there is in what condition it is. If you aren’t sure about your roof condition, call us today and one of our experts roofing installers will answer all of of your roofing related questions.”