A oculus is a hole in the center of a buliding the water and sun can come threw. Most roman bulidings used Oculus to bring water and fresh light and air in the buliding. It makes for a amzing view in your house when it rains, almost like a water fall in the middle of your house. The water will be colloced it a pool that collectes water and filiters it so it is healthy drinking water. The forn the pool will be colely moniter and clean. the water will go therw a fillter prosses and will be final filiter using the sink Under Counter Drinking Water Filter w/ Replacement Cartridges.
