Stains on a gutter can reveal how water and weather have interacted with the roofline over time. Some Louisville gutters develop narrow black stripes. Others become dull and powdery, collect green patches in shaded areas, or show a broad dirty band after storms. These...

Louisville autumns can bring warm afternoons, cold fronts, cool nights, and the first freezing temperatures of the season. Aluminum gutters react to these changes by expanding slightly with heat and contracting as they cool. That movement is normal. It becomes useful...

A gutter receives water from the roof above it, but that water does not arrive evenly along every eave. Roof pitch affects the route and speed of runoff, while valleys, dormers, porches, and intersecting planes determine where the flow is concentrated. These...