Now, if you have a lot of different admixtures in concrete, you can alter the color of an acid stain. Or if you have different cement contents. If I have a 7-sack mix compared to a 5-sack mix ...
Coval Polished Concrete Sealer (PCS) meets all these demands, protecting it from oil, coffee, wine, and other acid marks that would require a new grind and polish if stained. Coval PCS has a ...