http://www.askmap.net/location/7673219/united-states/stay-dry-roofing">http://www.askmap.net/location/7673219/united-states/stay-dry-roofing. A high quality roofing will certainly have them installed all around the edge https://phoebezvtz249293.bligblogging.com/40226158/the-single-strategy-to-use-for-stay-dry-roofing