A few weeks ago, Accumin — through its real estate data and intelligence division — published a study confirming something TALAT has argued from the site office for years: a building’s energy performance isn’t decided by its façade, it’s decided by its systems. Based on energy certificates registered with Spain’s Ministry for Ecological Transition, the study found that 94.2% of Spanish homes carry an inefficient rating (grades D to G), with 67.3% concentrated in grade E alone.