Transfer as much as another shingle row, offsetting the shingles horizontally by about six inches so which the tabs are staggered. Just about every three-tab shingle involves four nails, one earlier mentioned Every tab groove. The nails should be inserted 3 to four inches through the shingle’s bottom edge, as https://josuegymym.dreamyblogs.com/27277245/the-roofing-contractor-diaries