Remove green & black roof stains caused by algae, mold & mildew
Concentrated formula, 1 Gal. makes up to 10 Gal
Use on asphalt, wood, slate and clay/tile shingles
Spray & Forget Revolutionary Roof Cleaner Concentrate is your home improvement stain remover solution. This outdoor cleaner works wonders as a stain remover for mold, mildew, algae, and moss. When the concentrated, 1-gallon container is mixed with water it produces 10 gallons of cleaner and covers 1000-2000 square feet. To use this house wash, make sure the surface is dry and no precipitation is predicted for at least 12 hours after application. Mix 9 parts water with 1 part Spray & Forget in a garden pump sprayer, adding water before the Spray & Forget. Apply a thorough coat of Spray & Forget to the affected area and keep the surface wet for as long as possible. Do not rinse. Apply this Spray & Forget house cleaner every 12-24 months or at first sight of staining. Keep out of reach of children. Read and follow all label directions.
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