Complete System includes 12"x48" tank with riser and distributor, 1/2 cu ft nitrate/nitrite resin, 1.5 cu ft softening resin, Fleck 5600SXT metered control head, bypass valve, and standard brine tank On-Demand system regenerates based on water use, not time, conserving salt and water 19,800 ppm/32,000 grain capacity Contains 1/2 cubic foot of nitrate specific resin capable of removing up to 19,800 ppm of nitrates/nitrites and 1 cubic foot high capacity softening resin capable of removing up to 32,000 grains of hardness between regeneration cycles Removes nitrates/nitrites which will help prevent Methemoglobinemia or "Blue Baby Syndrome". System will also remove hardness which will eliminate scale buildup and reduce soap usage. Digital Fleck 5600SXT control head provides a user-friendly system with a LCD display, push-button operation, and additional programming options. On-demand regeneration will measure your water usage and regenerate only as necessary, saving water and reducing salt cost. Backed by a manufacturer 5-year warranty on the control head and 10-year warranty on the resin tank.