Transfer up to the following shingle row, offsetting the shingles horizontally by about 6 inches so that the tabs are staggered. Each three-tab shingle demands four nails, one particular previously mentioned each tab groove. The nails ought to be inserted 3 to four inches within the shingle’s base edge, along https://roofingcontractor26936.smblogsites.com/26776800/roofer-things-to-know-before-you-buy