Place the pot on the stove and bring the water to a boil.
Best way to clean rust stains off concrete.
How to remove rust from cement method 1 of 3.
Make sure the surface is clean apply the rust remover or acid following the instructions and safety precautions on the bottle let it sit for five to 10 minutes then scrub and rinse.
I m not sure power washing is important but i figured any surface dirt might insulate the rust deposits preventing them from being dissolved by the next step the acid.
3 8 in a pump up sprayer i mixed a 50 50 solution of water and a product called acid magic.
Rinse and repeat if the concrete.
For particularly stubborn stains rinse the acid away with a pressure washer.
Pour gallon of water in a pot.
Use a brush that s appropriate for your concrete to avoid damaging it.
Using the scrub brush scrub the stain using a considerable amount of pressure.
Remove the surface dirt and debris from your driveway by sweeping the area with a stiff.
A fairly new rust stain may succumb to the mild acid of white vinegar.
Rinse and wash the concrete with soap and water before beginning.
Pour the vinegar over the stain let sit for 10 minutes then scrub with a stiff nylon brush.
Rinse the area off with cold water.
What you need to remove rust stains from concrete hose with sprayer metal scrub brush lemon juice white vinegar.
How to remove the rust stains from a concrete driveway vinegar rust stain removal.
Fighting major rust stains.