Does this waterfall bong waste a lot of weed compared to a normal pipe or is it more efficient? : r/saplings
Look at what genius idea my room mate had for putting ice in the grav bongs. Everybody should try this, it's soooo smooth. On the left is Clark (my roommates) and on
Homemade Gravity bong that I made this weekend! : r/StonerEngineering
How to make a gravity bong : r/StonerEngineering
Gravity Bong vs Waterfall: An analogy : r/trees
Do yourselves a favor and make a Gravity Bong, 100% efficiency and you only need a pinch of bud + it's super easy to make! : r/StonerEngineering
GravityBong
Cfx gravity bong : r/vaporents
Ghetto gravity bong using a 1/4" socket as the bowl, and a garden hose nozzle as the holder : r/StonerEngineering
Gravity Bong Blast-Off v.9 : r/saplings
Nothing too complicated, D.I.Y Gravity bong? I had a bowl piece, but tin foil is functional if you're open to it. : r/StonerEngineering
Homemade Waterfall Bong Guide (x-post from r/trees) : r/StonerEngineering
Water Filtered gravity bong failed attempt #1. Anyone else care to give it a try? Detail in comments. : r/StonerEngineering
My buddy decided to make a makeshift gravity bong for the night. : r/StonerEngineering
Whatdya guys think of my gravity bong?? : r/StonerEngineering
Our most recent creation “Glass Gravity Bong” : r/StonerEngineering
Cart + Grav Bong = Outer Space : r/StonerEngineering
Does this waterfall bong waste a lot of weed compared to a normal pipe or is it more efficient? : r/saplings
Gravity bong hit : r/trees
Made a gravity bong with a wine bottle and a glass stein! : r/StonerEngineering
A waterfall bong my husband made : r/StonerEngineering
