A concrete patio may have a smooth, shiny surface that makes it slick when wet or that prevents paint or sealer from adhering. Acid washing etches the upper layer of cement, exposing more of the sand in the concrete mixture and making the surface feel rougher. Acid washing also removes stubborn stains.
I really debated posting this one… The topic of acid staining concrete floors strays a little from my usual subject-matter and seems slightly more suited for a home renovation blog. But I decided to go for it anyway, as I figured a) I have a ton of very thrifty, very handy readers who love frugal, […]