HydroTec's Exclusive (made only in Illinois) is the Best Value out there, please read and compare! Exclusively manufactured by HydroTec Systems of Tiskilwa, Illinois. Point-Of-Entry (POE) Mobile Water Conditioner 1/5 Cubic Foot Size (6,400 grains of capacity - nominal) Conditions water of Calcium, Magnesium, Iron, Lead, Radium and other Heavy Metals found in well and some municipal water. Benefits: It regenerates without electricity, It is mobile, Will fit into most RV's utility space, It is Easy to use, and, It is easy to regenerate. HTS0618-M-6.4S: A single 6 inch diameter by 18 inch tall conditioner with garden hose in – out connections. The tank will be loaded with 0.2 cubic foot of highly charged high capacity water softening resin. This unit is capable of treating up to 3 gallons per minute of supply water with a 10 grain Total Hardness load to 0 soft conditions on a continuous base up to 640 gallons of conditioned water. We are supplying new equipment and components with a one year limited warranty on materials. The system is complete. Equipment description and related shipping information is as follows: A. The softener vessel is a 6 inch diameter fiberglass reinforced plastic pressure vessels designed for 150 psig operating pressure, B. The inlet connection is a Nylon (lead free) male hose connection, C. The outlet is a Nylon (lead free) hose connection, D. Each male hose connection will be capped for mobility E. 0.2 cubic feet of C-108 cation resin 8% cross link styrene softening resin is loaded into the tank, and, F. The conditioner is placed into a shipping carton. G. One (1) Zero Soft Test Kit