DIY Water Filter May save your LIFE! November 10, 2022 greta DIY Water Systems Home » DIY Water Systems » DIY Water Filter May save your LIFE! DIY Water System Here is an affordable way to make a water filter, as a prefilter needs to be used if you have one of those expensive Berkey or Alexa Pure systems. Credit None ya Texas on the back 20 PLease support our Sponsors - Or Buy an Item from our Catalog