How To Clean Pavers With Muriatic Acid. Normally, people prefer mixing the two in a 1:5 ratio (one portion of acid, five portions of water), depending upon how much area is affected. Cleaning concrete, bricks, and pavers with an acid (most often referred to as acid etching or acid washing) is a very bad idea and no longer recommended by many coatings manufacturers.
To use muriatic acid in removing old oil stains from your pavers, follow these steps: However, if the pavers are a little more dirty than normal, then you may want to increase the potency of the acid. Cleaning concrete, bricks, and pavers with an acid (most often referred to as acid etching or acid washing) is a very bad idea and no longer recommended by many coatings manufacturers.