>>Also, using some silicone and large diameter tubing, you can make an air reservoir to 'smooth' the air flow.<< Is this what you mean? _______ | | ______________ | | [ ] Regular airline | Pump |== Reservoir ===================== | | [______________] |_______ | Bill Vannerson McHenry, IL http://ourworld.compuserve.com/homepages/william_vannerson ------------------------------------------------------------------------- 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"!