Acid reacts with the concrete to produce a mottled effect that can look fabulous but is hard to control. Water-based stains give a more consistent finish ... intensive. Etching faux grout lines ...

“When you etch concrete, the acid leaves both a visual and porosity ... the job with a two-part epoxy urethane sealer with a satin finish. They used a high-quality lamb’s wool applicator ...

To ensure that the finish bonds well with the concrete ... How To Apply The Etching Solution To A Concrete Floor The acid manufacturer should specify the steps for etching, so be sure to read ...