How Fall Rain Exposes Roof Flashing and Vent Seal Issues in Portland
Fall rain can reveal roofing problems that remain hidden during Portland’s dry summer months. Steady moisture finds small openings around flashing, roof vents, pipe boots, skylights, and other penetrations. Even a minor gap can allow water beneath the shingles and into the underlayment, decking, insulation, or interior walls. Finding these problems early may allow for…


