Coat the sanded areas at the bottom of the garage door with a zinc chromate primer using a paintbrush.
Repair rusted base of garage door.
The garage door seal has been replaced and upgraded.
First of all you have to remove all the dust and grime.
First sand off any surface spots of rust using a coarse sanding block or an electric hand sander.
Be sure to remove any loose rust and flaking paint from around the rusted areas down to the bare metal of your garage door so you can complete the repair properly.
Rust can be effectively removed with a wire brush.
Let the primer dry.
Sometimes the rust eats.
The zinc chromate helps prevent further rust from developing.
I have heavily rusted garage door rails especially where they meet the concrete slab.
Be careful not to scrub the door too deeply as it will leave scratches.
Place plastic tarps on the ground beneath the hole on both sides of the garage door.
I attempted sanding the inner track with a dremel ineffective.
Turn off the garage door opener if there is one so that the door will not move while you are patching the hole.
You re likely to remove some of the paint as you scrub.
It helps if you brush in small circles.
Step 1 scrape the rust.
You just need sprayer bottle hot water vinegar baking soda rags any liquid detergent steel wool sand paper oil based primmer paint brush matching paint.
In order to get rid of rust problem in case of garage doors you can use this best way.
Ridge way garage door se.
Step 2 working from inside the garage smooth the inside edges of the hole with rough grit sandpaper.
The combination of outdoor moisture oxygen and carbon dioxide can damage an exterior metal door resulting in unsightly rusty patches.
Scrub gently at rusted areas on the door surface.