Efflorescence is the white powdery substance on the surfaces of unsealed concrete and the white blush seen with sealed floors.
Concrete floors white stains.
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.
Efflorescence is caused by vapor migrating through the slab bringing soluble salts to the surface of the concrete.
Polish the floor with an electric buffer or sander to make sure it s level.
Given enough time acid rain can clean the majority of white concrete stains but many homeowners do not wish to wait to remove the problem.
It also won t fade peel or chip.
Switch on your polisher and guide it over the surface of the concrete in tight overlapping circles.
Rather than coating the floor in one entire color concrete stains create a pigmented marbled effect.
Work your way gradually from one end of the room to the other focusing on areas that are marred by obvious imperfections such as divots and uneven textures as well as the places you filled in with patching compound.
Here are the pros and cons of each.
Floor and concrete stains are usually easier to apply than paints but they require more frequent reapplication to keep looking fresh.
Efflorescence will be triggered by low temperatures humidity condensation and rain.
Concrete can be stained when salts and other materials will come off the concrete surface.
Our concrete stains provide a simple way to not only add color and style but also help protect the surface.
Sherwin williams world of color doesn t stop with our paints our wide variety of stains can enhance and protect any porch deck trim or siding as well as concrete driveways and walkways.
There are two types of products you can use for staining concrete floors.
Find concrete stains sealers at lowe s today.
Acid based stain and water based stain.
Every concrete floor will react with its own unique pattern.
Once sealed with clear sealer your floor will pop with an elegant look.
The white residue on the surface of new concrete can be removed only with an acidic cleaner.
Acid based and water based stains.
Eagle acid stains create marbled variations of color eagle acid stains create marbled variations of color on cured concrete by chemical reaction with the minerals in the concrete.
Efflorescence is normally worn off or washed away on unsealed concrete surfaces.
The below concrete stain colors were achieved with surecrete s eco stain a water based semi transparent concrete stain floor concrete color these colors of stain are applied on gray concrete with stain applied at full strength no dilution with two applications and is sealed with a penetrating color enhancing sealer.