Caspian Tower is an apartment in Grand Sungkono Lagoon area, developed by PT PP Properti. The building is situated in a very strategic location with various facilities around it.

The building envelope design uses 8 mm-thick single glass from Stopsol Supersilver Dark Blue + hebel wall. Caspian Tower, Grand Sungkono Lagoon is estimated to be around 189.25 kWh/m2, with the elaboration of 7.30% for lighting systems, 57.93% for HVAC systems, 25.76% for electrical loads from electrical equipment in buildings, and 8.12% for other electricity loads such as elevators and water pumps. While the baseline for energy 232.5 kWh/m2/year. So, the energy saving obtained for this building is 43.25 kWh/m2 or 18.6%