Because those filters don’t filter out the stuff you’d actually wanna filter (lead) and they can grow mould and make your water worse instead. (I got this from a consumer testing org like wirecutter)
The top contaminants filtered by fridge filters are chlorine, lead, mercury, pesticides, and pharmaceuticals. And, yes, like any other filter, you need to change them regularly.
What they filter and how effectively they filter it is entirely predicated on what type of filter you use and if you regularly replace it, just like and other water filter.
Because those filters don’t filter out the stuff you’d actually wanna filter (lead) and they can grow mould and make your water worse instead. (I got this from a consumer testing org like wirecutter)
The top contaminants filtered by fridge filters are chlorine, lead, mercury, pesticides, and pharmaceuticals. And, yes, like any other filter, you need to change them regularly.
What they filter and how effectively they filter it is entirely predicated on what type of filter you use and if you regularly replace it, just like and other water filter.