https://peterjackson.mee.nu/where_i_work#c2746">https://peterjackson.mee.nu/where_i_work#c2746. A quality roofing will have them mounted throughout the edge of the roofline, where vertical walls fulfill the roofing https://louisemyih767187.win-blog.com/20577662/the-7-second-trick-for-stay-dry-roofing