Testing the water – tackling corrosion in pipework

Unseen corrosion in pipework can have a huge effect on the efficiency of heating and cooling systems. Continual monitoring of water quality helps identify issues at an early stage and helps maximise HVAC performance, says Hevasure’s Steve Munn

Out of reach – South Bank Tower retrofit

A vibrant mixed-use tower has emerged from a dreary 1970s London office block after engineers worked out how to accommodate a multitude of building services into its concrete structure. Andy Pearson reports

In control – thermal comfort and productivity

Architect AHMM has used its office as a testbed for thermal strategies in a building with no cooling. AHMM’s Craig Robertson and Ines Idzikowski Perez, of UCL, report on the balance between cost, comfort and productivity