Use a brush that s appropriate for your concrete to avoid damaging it.
Remove rust stains from concrete pavers.
Step 4 repeat the entire process if pavers are not as clean as you would like.
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.
Then scrub with a nylon bristle brush and rinse with hot water.
Treat the rust stains with lemon juice.
Be careful using this acid and follow all instructions on the product label.
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.
Slice the lemon in half and squeeze the juice directly on the stains.
The iron oxide is put into solution with the acid and then simply rinses away.
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.
The vinegar will have loosened and even removed some of the stain on its own but scrubbing will do the rest.
Wait for a sunny day since sunlight interacts with lemon to make it a more effective cleaning agent.
This is usually necessary when one paver or at most a few is severely damaged or stained.
Directly apply the soap to the stain and allow to sit for 20 30 minutes.
For particularly stubborn stains rinse the acid away with a pressure washer.
Allow it to stay on the stains for five minutes which should not be long enough for it to dry out.