Grav Labs Gravitron

The Grav Labs Gravitron is the world's first affordable gravity smoking system. You won't make a grav water pipe like this in your college dorm room with random parts. Available in your choice of 11" and 14" height.  The Grav Labs Gravitron consistently produces very potent hits. This is caused by the water drawing smoke into the bottle at a rapid pace. The water is not filtering or cooling the smoke in any way. To break things down a little further, it is essential to understand the whole process of using a gravity water pipe. First, place the bottle into the empty glass cylinder. Once the bottle is in place, fill the cylinder with water until it is about 2 inches from the edge. Next, insert the dry herb bowl into the mouthpiece. Then, simultaneously as you light the dry herbs, slowly lift the glass bottle. This will draw the smoke into the bottle. Once the smoke has filled the bottle, remove the bowl. Keep your hand steady once the bowl is removed, because any downward movement will