https://www.huntingnet.com/forum/members/staydryroof.html">https://www.huntingnet.com/forum/members/staydryroof.html. A top quality roof will have them installed around the side of the roofline, where vertical wall https://isaiahvaes863609.tkzblog.com/39300489/see-this-report-on-stay-dry-roofing