Protect Metal Garage Door From Rust

How to prevent rust buildup on your garage door keep the door clean.

Protect metal garage door from rust.

Coat the sanded areas at the bottom of the garage door with a zinc chromate primer using a paintbrush. But once your driveway is clear and the day is warm inspect the bottom of your garage door for rust or corrosion and. Primer can also help prevent future rust on the door. Sand the entire door not just the oxidized areas to help the primer stick to the door.

Brush the door with soap and water starting at the bottom where the rust is concentrated rinse thoroughly and let dry dip an old cloth in white vinegar do not use cider or spiced. A spray primer is often easier to apply in even layers without brush marks. Cleaning the garage door on a regular basis is necessary to prevent dirt and salt from accumulating. Priming the metal doors is an important step to ensure you get a smooth finish.

Choose a primer designed specifically for metal and for outdoor use if you re painting an exterior door. One of the main steps to preventing rust is to lubricate the garage door parts focusing mainly on. Let the primer dry. Roughen the surface of the metal garage door with a hand sander and medium grit sandpaper.