Concrete paving slab PIETRE SERENA

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The characteristic effect of a stone worn out in the time! Foresee an appropriate joint: in case of tiles with a size of 40 x 60 cm we advice an 8 mm joint. By sealing the paving with a joint, you prevent that the water stagnates between the cement layer and the tiles, in order to avoid separations in case of freeze and the efflorescence phenomenon.