https://johnnylist.org/Stay-Dry-Roofing_323476.html">https://johnnylist.org/Stay-Dry-Roofing_323476.html. A high quality roofing will have them installed around the side of the roofline, where vertical wall surfaces https://deannakxqx422806.alltdesign.com/unknown-facts-about-stay-dry-roofing-58232167