Well it also depends on the bud but roughly about 2inches.
cannabis campbell Reviewed by cannabis campbell on . How To Make A Lightbulb Vaporizer Heres how you do it step by step. Heres how to make a lightbulb vaporizer i tried it a few days ago and it worked perfect, in typical vaporizer fashion there was no smell and the smoke was much cleaner. If you're interested, here's how to make one: Take a burnt-out, regular sized lightbuild, and smash the cermic/metal end of it (shown in the red circle) with a spoon.(edit: Try a bulb that isn't burnt out if you want, but I hear they might implode or crack once you break the seal.) Rating: 5