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DEFY Roof Cleaner is a concentrated liquid that dilutes 6:1 with water. It is designed to clean the dirtiest asphalt shingles and other hard surfaces that have been stained with black, brown and green streaks, caused by algae, mildew, moss, fungus and dirt. It contains no harmful chlorine bleaches or sodium hydroxide and does not harm plants when used as directed.
DEFY Roof Cleaner is a fast, effective way to clean and restore the appearance of asphalt roof shingles, tile roofs, cedar roofs, driveways, sidewalks, patios, vinyl siding or nearly any unpainted hard surface that has been badly stained by algae or by mildew.
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Features
- Restores appearance of asphalt roofs
- Contains no harmful chlorine bleaches or sodium hydroxide
- Biodegradable
- Economical concentrate
- Removes black roof stains safely
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