Dr Dabber Glass Percolator AttachmentDr. Dabber Glass Percolator Attachment The Dr Dabber Percolator Attachment is a genuine blown glass percolator add on for the Dr Dabber Ghost vaporizer pen. The glass percolator attachment is blown in the USA from top quality glass. Simply fill the chamber with water like you would do a conventional waterpipe, then screw the percolator into the top of your Dr Dabber Ghost Pen for cool, smooth vaping. Please note that the Dr Dabber Ghost Pen Vaporizer