Just take it down and use a paint spray rig to coat it a few times and then reinstall it.
Painting a steel door in place.
I could make this article easy and finish it in just a few sentences.
Paint a metal door metal doors offer great benefits in security and weather resistance but to keep their surfaces welcoming and rust free you have to keep up with the painting.
7 after applying a second coat of paint allow the paint to dry for at least four hours before replacing any hinges or hardware.
Although painting a steel door is an easy project for most homeowners there are a few considerations that can drastically affect the longevity of the finish and the need to refinish sooner.
Painting a metal door.
To paint a steel door you ll need exterior paint and an oil based primer designed specifically for metal.
Problem solved article over.
Paint stripper if you are painting over a metal door that is cracking or peeling paint stripping gloves sandpaper recommend 150 to 180 grit scraper drop cloths i cut up boxes instead of using an actual drop cloth special notes for if you re painting your door in place on its hinges.
Once the door is covered in one layer of paint allow it to completely dry before giving it a second coat emerald calls out four hours before recoating.
Before you apply the primer and paint lightly sand the door with 400 grit sandpaper so the primer and paint will stick to it better.
Painting a steel door shouldn t need to be done for 8 10 years if completed properly.