If paint or rust is flaking off the surface use a wire brush or sandpaper to remove it.
Protect metal garage door from rust.
Choose a primer designed specifically for metal and for outdoor use if you re painting an exterior 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.
Let the primer dry.
One of the main steps to preventing rust is to lubricate the garage door parts focusing mainly on.
Primer can also help prevent future rust on the door.
A spray primer is often easier to apply in even layers without brush marks.
Priming the metal doors is an important step to ensure you get a smooth finish.
Applying in a well ventilated area prime door using the krylon rust protector rust preventative primer gray holding the can 6 8 inches from the surface and using a sweeping side to side motion with slight overlap.
But once your driveway is clear and the day is warm inspect the bottom of your garage door for rust or corrosion and.
Coat the sanded areas at the bottom of the garage door with a zinc chromate primer using a paintbrush.
How to prevent rust buildup on your garage door keep the door clean.