How Often To Clean Brita Filter. 1) wash your hands and the brita water filter before use wash each brita filter under cold water for 1 minute after opening and before adding it to the pitcher. A brita filter can also remove many industrial chemicals and herbicides that tend to coincide with microplastics.
A brita filter lasts for 2 months or 40 gallons. According to the company, filtering more water than 2 gallons per day reduces the filter’s efficacy.
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Also, brita recommends not allowing the filter itself (inside the pitcher) to dry out. As you might’ve already seen on the back of the filter boxes, you should expect to replace a brita pitcher filter around once every 40 gallons of water.