The Heisenberg pre-cooler serves to pre-filter the smoke even before it enters the bong itself. This filters out quite a bit of dirt and smoke hardness and protects the pipe itself, which therefore needs to be cleaned much less frequently. This effect is further enhanced by the 3-armed percolator inside the HNBG cooler, which reduces the smoke considerably and thus prevents the notorious coughing fits. prevent the notorious coughing fits.
There are no reviews yet.
Please see our privacy notice