Thank you for your comments. I apologize for not supplying a more detailed post. I am attaching images that may answer some of your questions. For a more information please email omg.oxygen@gmail.com or robert@saltcityglass.com or text (801) 949-0575.Name: vortex-diagran2.png Views: 634 Size: 30.1 KBName: Vortex-diagram.png Views: 640 Size: 150.5 KBClick image for larger version.  Name: VOETEX-NEW-STYLE.jpg  Views: 330  Size: 14.6 KB  ID: 87605