How to Remove Black Streaks From Aluminum Trim
- 1). Spray the streaked area with black streak cleaner. Wear gloves to protect your hands.
- 2). Let the black streak cleaner sit for two minutes to penetrate the streaks.
- 3). Wash the spray off of the affected area with some water and a terry cloth rag.
- 4). Dry the area completely with a towel.
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