iSpring FM15B Iron and Manganese Reducing Replacement Filter Cartridge for Whole House Water Filtration System WGB21BM, 10"x4.5" High Capacity

Powerful Iron & Manganese Reducing iSpring FM15B is specially designed for iron & manganese removal, reducing iron (Max 3.0 ppm down to 0.01 ppm) and manganese (Max 1.0 ppm down to 0.01 ppm). Effectively removes harmful substances, improves water quality and protects family health. Fits iSpring whole house water filtration system WGB21BM and most whole house systems that use 10 x4.5 filters. Excellent Stability and Durability Stable and satisfactory performance at a wider pH range 5.8 - 8.6 and temperature range 40 - 113°F. Lasts up to 3 times longer than green sand due to the catalytic media not being consumed in the process. Filter life: 30,000 gallons at 3.0 ppm iron level, Manufacturer: iSpring