Rieder looks to ancient Rome to reduce cement content in concrete facade panels

Promotion: Austrian cladding company Rieder is developing facade panels with reduced cement content – informed by the buildings of ancient Rome – which it has used across its headquarters with the aim of becoming "climate positive" by 2030.Rieder is replacing cement in its concrete facade panels with natural and local pozzolana – a material derived from volcanic matter such as pumice or ash that has lower CO2 emissions during its production than concrete with high cement conten