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.
Remove rust stains from concrete pavers.
Wait for a sunny day since sunlight interacts with lemon to make it a more effective cleaning agent.
Commercial laundries often use oxalic acid to remove rust stains from fabrics and it will really work well as it chemically reacts with the iron oxide in the concrete.
Spray the pavers with dish soap and water and then scrub away with a wire bristle brush to remove any remaining particles of dirt or stain.
Liquid dish soap or laundry detergent will remove most oil stains on pavers.
The iron oxide is put into solution with the acid and then simply rinses away.
Step 4 repeat the entire process if pavers are not as clean as you would like.
The ultimate solution for cleaning concrete pavers is simply to remove the offending paver and replace it with a clean one.
Directly apply the soap to the stain and allow to sit for 20 30 minutes.
Treat the rust stains with lemon juice.
Repeat this step as needed.
This is usually necessary when one paver or at most a few is severely damaged or stained.
Use a brush that s appropriate for your concrete to avoid damaging it.
It is quite easy to remove the paver fix the base as necessary add a new paver fill in with sand and compact if needed.
For particularly stubborn stains rinse the acid away with a pressure washer.
Slice the lemon in half and squeeze the juice directly on the stains.
Be careful using this acid and follow all instructions on the product label.