Nowadays, we are already suffering from global warming. So how can architecture help lessen the effect of global warming when it's primary work is to construct and erect different kind of buildings that may add to accumulated amount of heat. There are lots of ways on how can architecture contribute in avoiding global warming, especially when constructing sustainable and green buildings. One of these construction methods is the use of suspended ceiling. Suspended ceilings do not only contribute in the building acoustics but also in its passive cooling through insulation. How can suspended ceiling be environmental friendly? Yes, it is environmental friendly because it comes along with the three important R's that can be use in green and sustainable building.