Gutters should remain securely attached to the roofline and direct rainwater toward the downspouts. When a gutter starts sagging, separating from the fascia, or pulling loose at the corners, it is a sign that something may be wrong with the gutter system or the material supporting it. The cause is not always the gutter itself. Loose fasteners, accumulated debris, trapped water, damaged hangers, and deteriorating fascia boards can all contribute to the problem. Reattaching the