Does Mapei Unsanded Grout Need To Be Sealed?
Does Mapei Unsanded Grout Need To Be Sealed? Does Mapei unsanded grout need to be sealed? Does Keracolor® U need to be sealed? MAPEI’s Keracolor U is a cement-based grout and is porous. Therefore, it will absorb stains and should be sealed. Sealing Keracolor U grout will help to maintain it, keep it clean and