Thanks Bob for clearing up the subject of peat/ro filters for me.. i always thought peat does the trick already... i've never had to use an ro filter before and I didn't have any experience with this subject.. thank-you once again learned something new today Raymond ________________________________________________________________________ Get Your Private, Free E-mail from MSN Hotmail at http://www.hotmail.com ------------------------------------------------------------------------- This is the apistogramma mailing list, apisto@listbox.com. For instructions on how to subscribe or unsubscribe or get help, email apisto-request@listbox.com. Search http://altavista.digital.com for "Apistogramma Mailing List Archives"!