The answer to 'how to clean drip edge' is to regularly inspect and clean the drip edge on your roof to prevent water damage and maintain proper drainage. Drip edge is the metal flashing installed along the roof's edge that directs water runoff away from the home's exterior walls and foundation.
To clean the drip edge, use a soft-bristle brush and mild detergent solution to gently scrub away any built-up dirt, debris, or algae growth. Avoid using harsh chemicals or abrasive tools that could damage the metal. Rinse the area thoroughly with a garden hose to remove all the cleaning solution. Be sure to inspect the drip edge for any cracks, holes, or loose fasteners and make repairs as needed.