Whole House Filters for Hydrogen Sulfide, Iron and Manganese Reduction.Iron is one of the most common elements found in nature, and most ground waters contain a measurable amount of iron. Iron stains bathtubs, toilets, sinks, driveways, and it will even stain the side of your house in sufficient concentrations. We offer two media types to remove Iron in point-of-entry applications.Filox system Advantages1. Highest Flow Rate of any Iron removal media2. No oxidizing chemicals needed for regeneration3. high efficiency with 80% Manganese dioxide for enhanced performance and capacity4. Effective, from 5.0 to 9.0 pH5. System is easy to program, with 10 pre-programmed regeneration cycles to optimize water treatmentFilox System Specs1. Gallons Per Minute: 62. Gravel: 10 Lbs3. Back Wash Gallons Per Minute: 5.34. PSI Drop: < 155. Floor Space 16X10X55