Both black tanks are carbon media. The smaller is for the incoming water that services the RO equipment. The incoming water is untreated brackish well water with approximately 7,000 PPM of T.D.S. The larger black tank treating the chlorinated water going to the dwelling. TheRO board is visible on the right side of the photo.
This is a photo of a chlorine batching tank and two delivery pumps with pre-charge storage tanks. The client has a well with brackish water of over 7,000 PPM of T.D.S., mostly sodium chloride. The smaller unit delivers raw water to the purifier, as the head pressure is less than 5 PSI coming into the shack. The larger unit is delivering purified water to the dwelling.