- How are reviewers describing this item?
plastic, inside, great, good and cheap.
- Our engine has discovered that over 90% high quality reviews are present.
- This product had a total of 4 reviews as of our last analysis date on Jan 30 2017.
So if you are using these over a one year period (replace the carbon filter every 3 months, the last one will be a year old when you use it), they not going to be as effective
My advice, save the big ziploc bag from the manufacturer's filters and put these inside that bag