This bluafall refrigerator water filter contains a compressed carbon inside its structure. Carbon filter is a method of filtering that uses a piece of activated carbon to remove contaminants and impure, utilizing chemical absorption with millions of pores that it has. Reduces contaminants like mercury, toxaphene, dichlorobenzene, carbofuran, alachlor, benzene, lead, cryptosporidium, and giardia. Nsf certified is an international and independent nonprofit organization that examines consumer products. This filter upgrade will provide you with healthier, purer water, that tastes amazing. Easy twist design for a quick installation that does not require any tools. This ge mwf compatible filter by Bluefall will provide great tastes water for 6 months or 300 gallons. Features2 pack clean, clear water that looks and tastes greatWorks with a wide-range of ge modelsEasy twist design for quick installation. DescriptionThis bluafall refrigerator water filter contains a compressed carbon inside its structure. Carbon filter is a method of filtering that uses a piece of activated carbon to remove contaminants and impure, utilizing chemical absorption with millions of pores that it has. Reduces contaminants like mercury, toxaphene, dichlorobenzene, carbofuran, alachlor, benzene, lead, cryptosporidium, and giardia. Nsf certified is an international and independent nonprofit organization that examines consumer products. This filter upgrade will provide you with healthier, purer water, that tastes amazing. Easy twist design for a quick installation that does not require any tools. This ge mwf compatible filter by Bluefall will provide great tastes water for 6 months or 300 gallons.