Permeable concrete pavers with holes that can be filled with grass or gravel. Available in different shapes and sizes they can support, in size 8 or 10 heavy trafic. They are suggested when one wish to keep a green-space environment and where raiwater draining is required .-
规格
Paving with interlocking pavers/slab made in vibro-compressed concrete ,double layer, height cm….sizes….., finishing (ROUGH /QUARTZ/NATURAL STONE). Made only with natural aggregates by a Manufacturer certified ISO 9001 and ISO 14001. The top layer is made with selected aggregates having a maximun granulometry of 2 mm . The permeable surface can be filled with gravel or soil, the % of draining surface depends on the type choosen (ie. Ecomattoncino:5%, Nido d'Ape 56%) . For the overcoming of architectural barriers pavers have a coefficient of friction BCRA (DM 236 of 06/14/89)> 0.60 and a value of the coefficient USRV (UNI EN 1338/1339)> 45.