How Can We Prevent Rusting of Roof?

Rust is one of the biggest problems that metal roofs face. This blog will cover rust and how to prevent it. If you find rust on your metal roof, the first thing to do is remove it. There are several ways to prevent rust from occurring in the future.

Paint the Roof

Zinc is a great anti-rust agent that can help protect your roof. A fresh paint job will achieve this, especially if you use a zinc primer. To get the best results from a zinc-rich paint, make sure to prepare your roof before painting. Roofs must be thoroughly cleaned to remove rust and dirt.

Paint on a clean surface to prevent dirt from getting into the metal roof. A roof should be painted every three years.

Use high-quality metal panels

Choose high-quality metal panels and ensure they have a sufficient amount of zinc. It’s important to avoid using low-quality metal sheets. Many materials are imported from countries outside of the United States and contain a low level of zinc. Having an ample amount of zinc in metal panels is important because it protects the edges.


Elastomeric coatings are an excellent way to stop rust. These acrylic sealants are applied to the roof in layers, creating a great barrier against corrosion and rust. Before applying the coating, you must also clean the roof thoroughly. Elastomeric roof coatings are available in many colors.

This post was written by Ted Williams! Ted is the owner of A Old Time Roofing which is the premier roofers Clearwater FL Contractor! Ted is a Master Elite Weather Stopper GAF Roofing Contractor, a double award winner of Best Steep-Slope Contractor from GAF and achiever of Master Elite Consumer Protection Excellence from GAF. He has been serving the Pinellas County area since 1978. Old Time Roofing has a tradition of quality workmanship, servicing residential and commercial properties.