Every refrigerator brand, whether it's Samsung, LG, GE, Bosch, Whirlpool or Frigidaire, uses a unique water filter design, ...

Consumer Reports explores how you can get a safe, cheaper refrigerator water filter. Ad-free. Influence-free. Powered by consumers. ... (some Whirlpool and LG filters cost 25 cents per gallon). ...

Replacing the water filter in your refrigerator is something you should do at least every six months or so. (You may need to do it more often based on usage and the water quality where you live.