Roof-A-Cide is a product that we like to educate our clients about. It can be used for both residential and commercial properties. As a result of pressure cleaning, algae and mold occur on your concrete tile roof when the limestone filament is exposed to the elements. At Best Roofing, we offer, Roof-A-Cide roof treatment chemical that treats limestone and prevents algae from adhering to the limestone. This product is a preventive treatment, which is safe and effective. Prevents mold, fungus, and algae from taking over your roof, and keeps it looking it’s best. Most importantly, it’s tested to be non-toxic and safe, not only for roofs, but also for kids, pets, and plants. For maintenance purposes, it comes with a 2-year guarantee from both Best Roofing and Roof-A-Cide. By retreating the roof every two years, you should never have to clean for algae and fungus growth again. Roof maintenance is one of the most important keys to keeping your roof lasting longer. Check out this video below, these results are amazing!