Acid staining your concrete patio can take a couple of hours to a couple ... While beautiful indoors, these stains will eventually turn black when used outdoors. After many years, a patio that has ...

As soon as that acid stain hits the concrete, it's chemically reacting ... What if your client wants a black color? A. You're basically doing everything with the acid stain up until the point ...

Pigments impart black, white or a color to other materials ... it has to be applied on acid stained concrete surfaces to fully develop the desired marbling effect. Pigments — Pigments can ...