Scrub the gray stain with a solution of 1 cup liquid chlorine bleach 1 cup powdered laundry detergent and 1 gallon of very hot water.
Best way to remove deck stain from concrete.
Don t rub the surface it will drive the stain further into the concrete.
Allow the mixture to sit for several minutes to ensure that it penetrates the pores of the concrete.
For large spills apply spill absorbent to the area and let it sit for 24 hours.
Cleaning old paint from concrete is similar to stripping paint from wood.
Use a nylon brush to scrub it away.
You also may use sawdust if you happen to have an ample supply around.
Then wait 10 to 20 minutes while the stripper loosens the paint stain.
Most water based stains will come off with repeated scrubbing.
First scrub the concrete stain with dish soap and water in order to remove as much urine as possible.
If you catch the stain early this might be all you need in addition to some sunshine odor can be further reduced by an application of distilled white vinegar.
Spray the concrete stains with the soap solution.
Work in a well ventilated area to avoid harmful effects from the fumes.
Mix 4 cups of powdered oxygen cleaner with 5 gallons of water in a 5 gallon bucket.
Pour the solution directly on the stained area and then sprinkle more detergent onto the oil stain or for removing epoxy paint from concrete garage floor.
However the pet store products are most effective.
Rinse with a water hose.
Spread a 1 4 to 1 2 in.
Scrub all areas of concrete that need deck stain removed with a scrub brush.
To remove pour one eighth of a cup of liquid dishwashing detergent into a spray bottle then top off the bottle with warm water and shake well.
Add paint stripper to an absorbent material to make a creamy paste.
Mixing ammonia with bleach creates a lethal gas similar to mustard gas.
Mix the bleach with water according to the manufacturer s instructions.
Cover the area with plastic wrap tack down the edges with masking tape and let the absorbent settle in for a full 24 hours.
Often you can remove a brand new stain with only household cleaner and water.
Cover the stain with kitty litter or baby powder both which work as absorbents to draw the stain out of concrete.
Apply the mixture to the stained concrete with the scrub brush and allow it to set for 15 minutes.
Using a stiff bristled brush start scrubbing the area.