You should replace a reusable coffee filter usually every 3 to 5 years or when it wears out and comes apart.
My reusable coffee filters often last for around 5 years although sometimes they wear out a bit sooner.
As long as you keep the reusable coffee filter clean after use it can last a long time without needing replaced too soon.
You can wash a reusable coffee filter including in the sink or top rack of the dishwasher.
Reusable coffee filters are designed to be rinsed, washed and reused several times before needing to be replaced.
A reusable coffee filter only needs replaced once it wears out or comes apart or if it has mold on it that won't wash off.
You can rinse a reusable coffee filter out in the sink.
After making coffee with the reusable coffee filter, simply dump the coffee grounds out into the trash and then run the reusable coffee filter under the sink in cold or warm water.
Getting some of the used coffee grounds down the sink drain is okay and won't clog your sink.
You can also place your reusable coffee filter in the dishwasher on the top rack to wash it.
Most times though a reusable coffee filter simply just needs rinsed and doesn't require any soap unless it has been left with old coffee grounds and grown mold.
Reusable coffee filters can save you money by not having to buy the paper filters all the time.
Reusable coffee filters can last several years depending on how much coffee you make and most often the reusable coffee filter will outlast the coffee maker itself.