Denz Realtors on Instagram: "Episode 1 – FSI Explained (Denz version) What exactly is FSI, and why does it matter when you’re buying a home in Bangalore? FSI (Floor Space Index) or FAR (Floor Area Ratio) simply tells you how much a builder is allowed to construct on a piece of land. The higher the FSI, the more built-up area the developer can create. That usually means more units, taller towers, and higher density. Lower FSI often results in fewer homes, more breathing space, and a different liv