Play pause space step 2.
Muriatic acid concrete stain removal.
Choose a stripper that is recommended for concrete.
Treat with muriatic acid if all else fails.
Usually a solution of 4 parts water and 1 part muriatic acid is enough for a heavy duty cleaning unless specified otherwise.
The easiest dilution to remember is 1 cup of acid to 1 gallon of water.
Mix a solution of 1 part muriatic acid to 8 parts water in a bucket.
Scrub the surface with a hard bristled broom or.
Brush the diluted acid solution onto the stone using a stiff bristled plastic brush.
Pour the acid into the water to avoid.
How to remove muriatic acid stains from concrete step 1.
How to remove paint from concrete with muriatic acid step 1.
Pour the solution over the painted or stained concrete surface.
Muriatic acid must be diluted with water before use.
If you need a stronger solution mix 1 part acid to 10 parts water.
Pour chemical floor stripper on the concrete.
Procedures used for the oxalic acid and tsp are also applicable here.
Attach a scrub pad to a floor buffer.
Step 4 try muriatic acid.
Allow the solution to sit for a few moments.
You can buy muriatic acid from your supermarket but you should handle it with extreme caution.