This iSpring BIG BLUE whole house filter replacement cartridge, model FM25B, is the perfect solution for households looking for an efficient iron and manganese filtration method. The cartridge is made of high-quality plastic material and has a 1-stage carbon spun fiber filtration system that guarantees the removal of any noticeable contaminants, ensuring clean and safe water for household use.

It has a depth of 4.5 inches and a capacity of 50,000 gallons, making it suitable for household use. The filter is compatible with iSpring BIG BLUE whole house filter systems and has white color. This replacement water filter cartridge comes in a pack of one and can be used for household purposes.