Tegolaia

Triesagono Filter is a 100 mm thick Betonella® concrete drainage mat made of double-layer concrete.‎ The special composition of the concretes used enables it to totally drain rainwater to achieve drainage values in excess of 650 l/(s-ha).‎ Traffic of heavy wagons with speeds below 30 km/h, urban roads with heavy traffic, industrial areas for storing and handling goods, residential access roads, car parks, occasional traffic of service vehicles, roads with average traffic, service stations, courtyards of private homes.‎