When outdoor temperatures soar, keeping a massive commercial building cool is a complex engineering challenge that relies on multiple integrated systems working together. Here’s how it’s achieved in a professional, human‑sounding explanation: 🌬 ️ Central Cooling Systems Chiller plants : Large buildings often use water‑cooled or air‑cooled chillers to produce chilled water. This chilled water circulates through pipes to air handling units (AHUs) and fan coil units (FCUs), cooling the air supplied to different zones. Cooling towers : In water‑cooled systems, cooling towers reject heat from the building into the atmosphere by evaporating water, keeping the chillers efficient even in peak summer. 🌀 Air Distribution Air handling units : These units' condition and distribute air across floors. They regulate temperature, humidity, and air quality. Variable Air Volume (VAV) systems : Adjust airflow dynamically based on ...