The leaves that drop on the pavers can cause stains and oak trees cause especially dark stains.
Removing tannin stains from concrete pavers.
The below tips address various steps to ensure the durability of interlocking concrete pavements.
Use a non acidic solution and add a drop of soap so the solution can stay wet active on the stain longer.
You can get the stains up and have your pavers looking like new in no time.
Concrete is a porous material and due to that fact can easily become discolored from natural environmental factors.
Tannin from surrounding acorns and trees can cause brown stains on concrete.
The leaf stains are caused by tannins the same type of compounds that are found in grapes and make wine taste dry tannin stains on outdoor concrete often go away on their own thanks to.
Remember one of the main advantages of concrete pavingstones versus asphalt or concrete if a stain cannot be removed the paver can.
Under foot and vehicular traffic they can become exposed to dirt stains and wear.
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.
This is common to all pavements.
This is because oak tree leaves contain tannin which is the same ingredient found in may teas.
Cleaning light tannin leaf stains from concrete or brick can be done with a strong household detergent made to remove organic staining.
Tannin the same substance that makes wine stains such a chore to clean up can also pose problems for concrete outside.