im not sure that the bong design would increase potency, but it looks like a good idea. i actually have never seen one like that. why dont you try making one?
mr_vega Reviewed by mr_vega on . Bong design Anyone know where I could find a bong like this? Draws the lit bowl through your whole stash (or however much you can fit in the middle section) potentially making it more potent, and also filters the hit with water. Rating: 5