To clean and maintain black fiberglass tissue properly, follow these steps: 1. Use a soft brush or cloth to gently remove dust and dirt. 2. For stains, mix a mild detergent with warm water and use a soft sponge to clean the surface. 3. Rinse thoroughly with clean water to remove any soap residue. 4. Dry the area completely with a soft cloth to prevent water spots. 5. Avoid using harsh chemicals or abrasive materials that can damage the fiberglass. 6. Regularly inspect the tissue for any signs of wear or damage and address them promptly. 7. Apply a UV-resistant coating if recommended by the manufacturer to protect against sun damage. Proper care will help maintain the appearance and longevity of your black fiberglass tissue.