Discolored concrete can be fixed with different chemicals.
Can concrete be stained white.
When left exposed to the elements or accidental spills concrete often becomes discolored if it wasn t properly sealed.
Concrete can be stained when salts and other materials will come off the concrete surface.
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Concrete stain is used to color a surface so it resembles brick stone or marble.
While it is designed to last for years after the initial application the concrete can be made white again with diligence and the proper materials.
The stains are normally white and are present in darker colors more than white or pale colors due to the contrast created by the chemical reaction.
Concrete surfaces are dull and gray but they don t have to remain this way.
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Try not to let stains set too long as it s easier to remove newer stains.
Your existing old concrete should be fine to stain so long as it is not contaminated with glue paint oil grease sealers waxes or anything else that would prevent the stain from soaking into the pores of the concrete.
The best choice depends on whether the concrete.
Such discoloration known as efflorescence is caused by salts that are brought to the surface of new concrete by the natural curing process.
White stains or a white powdery coating on new concrete is not uncommon.