https://trello.com/w/staydryroof/members">https://trello.com/w/staydryroof/members. A high quality roof will certainly have them set up all over the edge of the roofline, where upright walls fulfill the roofing system https://tasneemnvlk882813.dsiblogger.com/72489235/the-best-guide-to-stay-dry-roofing