How to Install Asphalt Roof Shingles

Starter Strip, Nailing Pattern & Ridge Cap

This step-by-step guide walks you through installing asphalt roof shingles from tear-off to ridge cap. Topics include preparing the deck, installing ice & water shield and underlayment, setting drip edge in the correct sequence, running the starter course, nailing pattern (4 nails per shingle, 6 in high-wind zones), proper offset, valley details (open vs closed cut), step flashing at sidewalls, and capping ridges and hips. Includes safety reminders, code references, and links to the matching shingle, ridge cap, and nail calculators.