Ask FRED: How Do I Get Rust off a Metal Outside Door?

  1. Scrape and sand off any loose rust from the door.
  2. Apply a rust converter in either a brush on or spray method.
  3. Let dry and follow the instructions listed for that particular product.
  4. Apply oil based primer and then top coat with an enamel paint on the entire door.
    • Oil based paints will prevent further rusting.
  5. Some people may choose to use Rustoleum spray paint for a smooth finish.
    • Masking off the areas of overspray is very important.
    • Rustoleum has excellent ingredients for a long lasting finish over doors.


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