I&e Roofing & Construction for Dummies
To stop this, the side of the starter shingle need to prolong past the drip side. Just how much? "Beginner roof shingles should overhang the eaves and rake edge by inch to inch," https://flynnpywf156571.ivasdesign.com/60427126/the-smart-trick-of-i-e-roofing-construction-that-nobody-is-discussing