You can leave the dull patio behind in several ways that don't include throwing in the towel and replacing it. Acid staining your concrete patio can take a couple of hours to a couple of days, but in ...

Cleaners may use pH neutral, alkaline, or acidic formulas to chemically lift stains. Concrete is made with lime, which is alkaline, so the surface must be neutralized after using acid cleaner.

acid-stained or color-hardened concrete. Apply to concrete before hardening/densifying with Consolideck LS, then apply an appropriate Consolideck protective treatment to seal and enhance the color.