Very basic and economic cost of False Ceiling comes out to Rs. 150 - Rs. 200 per sq. ft(square feet). If you add some creative designs and material quality cost goes up. Designs that gel well with rest of the room. Plaster of Paris (POP) is being used since long time. Since last few years, Gypsum boards are used a lot. Previously simple wood was used, now good quality Ply is commonly used. PVC FALSE CEILING.