Cleaning Concrete Floor Before Tiling. Use the broom and dustpan to give the entire surface a thorough sweep, and make sure you've removed all accumulated dirt, dust, and debris. For a superior concrete floor cleaner, you can use soda. No matter how dirty or clean the concrete floor looks, start the process by sweeping the floor.
First sweep the cement to get rid of dirt, dust, and other debris. Your supplies are likely to be a bucket, scrub brush, and detergent. Use a bristle broom to work the soda into the ground before letting it sit for 20 minutes.
Gallery of Cleaning Concrete Floor Before Tiling
To remove minor stains from outdoor concrete, spray the area with water and sprinkle a layer of oxiclean on the stain. A stiff brush is best for scrubbing. Then clean with a wet mop of plain water. Clean the concrete floor with an appropriate cleaner, to remove the grease, dirt and other residues.