Advice on How to Clean Outdoor Limestone Steps
- 1). Dilute the pH neutral commercial cleaner with water according to the manufacturer's instructions. Any stone cleaner or all-purpose cleaner will do. If using liquid detergent soap, mix 2 tbsp. per gallon of water. Mix well.
- 2). Dip a scrub brush in the solution and use it to scrub any visible soil off of the steps.
- 3). Rinse all of the soap residue off of the steps with plain water.
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