Add Yahoo as a preferred source to see more of our stories on Google. The Brita Elite filter (i.e., blue ones, $35) can be used for up to six months (about every 120 gallons). When Should I Change My ...

Plus, how to recycle those old filters. Many of us trust that our Brita water filters are removing contaminants from our tap water—but if you haven't replaced the filter in several months (er, years), ...

Add Yahoo as a preferred source to see more of our stories on Google. Consumer Reports has no financial relationship with advertisers on this site. Consumer Reports has no financial relationship with ...

As previously mentioned, how often you should change a Brita filter depends entirely on how much water your family goes through. (The time estimates listed above are based on households who drink an ...