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MAINTAIN OF OUTSIDE PAVING
If stones are correctly maintain, a patina will be created on their surface. The cullet which is forming is used by stones as a protection.
Use of detergents or acids, or high-pressured water jets is strictly inadvisable for the maintain of stones, inside or outside.
To keep them safe, folow our advices :
The patina that is taken by stones in 5, 10 or 20 years is different according to them quality, them porosity and the place where they are layed down. A damp shadow area necesserely create a patine less glowing that stones which are exposed to the sun.
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- If the environment of stones is damp, moss can appears on the stone's surface. To take away those marks, it's advised to brushed stones in spring and autumn.
- If stones become gray, we can light them with bleach diluted in water. It's important to rince them after brushing.
- If we want to keep the original colour of stones, we have to wash them often by brushing with water and black soap. Use of high-pressured water jets is forbidden. Thoses jets damage stones.
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