Techrete worked on the Burntwood School project in Wandsworth, south London, which won the RIBA Stirling Prize of 2015. “One key advantage of precast and the manufacturing process is the ability to create a high-quality finished surface to both the internal and external faces, subject to the architectural requirements,” says Russell. There are numerous finishing options. “The panels can be faced with brick, terracotta, natural stone or an etched concrete finish to a very high standard of workmanship,” says Morgan. 10 Reasons to Specify Precast In Schools