Move nearly the following shingle row, offsetting the shingles horizontally by about six inches so which the tabs are staggered. Each and every three-tab shingle requires 4 nails, one earlier mentioned Each and every tab groove. The nails need to be inserted three to four inches through the shingle’s bottom https://steelbuildingsfortmyers16148.newsbloger.com/27253293/details-fiction-and-roofing-contractor