For those who have been looking for a replacement water filter for the 3M A1 water filter, I found this one now becoming available thru Amazon for $60. Just ordered one, so have not have used it yet.
https://www.amazon.com/Swift-Green-Filters-SGF-A1-Replacement/dp/B00SKB74LY/ref=sr_1_27?ie=UTF8&qid=...
