Chemical substance added to a concrete mix that reduces the set time by increasing the rate of hydration. Acid Stain Also known as chemical stain. A stain containing inorganic salts dissolved in an acidic, water-based solution that reacts chemically with the minerals in hardened concrete to produ...
If you are doing a lot of molds (for a patio or large path), be sure to track the amount of water that you use the first time to make subsequent bags go faster. Lay your WalkMaker in the first place you want your form. If you’re making a patio like us, we recommend starting ...