<a href=showthread.php?s=&postid=7128799#post7128799 target=_blank>Originally posted</a> by Tachyon
filter direct says their membrane is at the upper 90's around 97%....plus my theory is, a ro/di is better than no ro/di at all....even if it's not the best in the world....some people can't afford it. I can always upgrade in the future. Thanks for the help guys!