https://freeseolink.org/Stay-Dry-Roofing_395422.html">https://freeseolink.org/Stay-Dry-Roofing_395422.html. A quality roofing system will have them mounted around the edge of the roofline, where vertical wall surfaces https://marvinmeib658716.blogdiloz.com/38195978/not-known-details-about-stay-dry-roofing