Mix one part acid with three parts water.
Remove concrete splatter from vinyl siding.
Rinse the area thoroughly with clean water.
If the paint spot is small an old toothbrush or nail brush can work well.
You can also do a search for concrete dissolver on the net and you will find some commercially prepared mixes for concrete removal that are 100 biodegradable.
Steps to remove the paint.
To remove dried concrete from vinyl siding use a concrete dissolver like speedy clean concrete dissolver.
For areas with a large amount of splatter.
How to remove concrete splatter from vinyl siding.
Stripper is available at home depot or other hardware stores that sell behr products.
Put on goggles and rubber gloves to protect yourself from the corrosive effects of muriatic acid.
Chip away small chunks of concrete from your siding with a putty knife.
Dip a cloth of soft bristle scrub brush in the soapy water then gently scrub off the paint.
Mix one part water and one part sugar and apply it to thick concrete splatters.
Use the sponge or cloth to scrub the stain away.
Repeat until the stain is removed.
Chip away small chunks of concrete from your siding with a putty knife.
It s safe for vinyl but your siding may not be 100.
Test the acid solution before using it.
For areas with a large amount of splatter using a putty knife may.
Mix one part water and one part sugar and apply it to thick concrete splatters.
Apply heavy duty concrete dissolver to.
As of 2014 this dissolver is advertised as a 100 percent biodegradable green cleaner that uses acids to break down the concrete and stop it from sticking to the surface it is on.
Believe it or not but i have used a concentrated mix of white sugar in water to safely remove light spatters of concrete from various materials including vinyl.
If using a brush brush the siding s surface dust or dirt then rinse the area with a garden hose.
Spray the cleaner onto the stained areas and allow it to set for 20 30 minutes.
Mix a few drops of mild laundry detergent bleach free basic detergent such as woolite or dreft with water in a bowl.
If using a soft cloth wet the cloth then wipe the area in a side to side motion in the direction of the plank shingle or panel siding until clean.