I&e Roofing & Construction Fundamentals Explained
To stop this, the edge of the starter shingle must prolong past the drip edge. How much? "Beginner shingles should overhang the eaves and rake edge by inch to inch," https://nettiepnwp092003.ziblogs.com/39614297/the-smart-trick-of-i-e-roofing-construction-that-nobody-is-talking-about