Why Do Steel Gutters Rust

How to treat rust spots on your gutters.
Why do steel gutters rust. Because steel is made almost entirely of iron it is the most highly manufactured man made material that is subject to rust. Aluminium gutters resist rust better than galvanized steel gutters and the metal won t thin over time. Most commonly rust forms in gutters when water pools inside them either due to improper installation improper slope over time or a clog inside the gutters that allows water to stand rather than flow freely. Any material made with iron that is exposed to both oxygen and water will rust.
Although they probably won t rust aluminum can be punctured more easily than steel gutters. You can use the same process for repairing holes in both steel and aluminum gutters. This zinc is easily scratched off and the scratches are difficult to see. Aluminum gutters can develop holes too.
Gutters made of galvanized steel are strong and durable but they re no longer as popular as they once were because of their susceptibility to rust after a few years. While both materials can be customized to form seamless gutters aluminium is slightly easier to work with. Adding a layer of acrylic latex paint or oil based paint adds helps metallic objects like rain gutters from rusting. Why does steel rust.
Luckily rusted gutter repair isn t too difficult. However aluminum resists it slightly better than galvanized steel. Both aluminum and steel gutters resist rust. The protective zinc coating does eventually begin to wear away exposing the bare metal.
Sometimes rust corrosion can eat all the way through galvanized steel gutters.