Ooh I guess we hadn't thought of something like that. I may choose to use 1/4" acrylic tubing about 6" down to prevent heat transfer.
Any ideas on where to get the metal pieces to make a standard tube for a sliding bowl? i.e. an upside down cone on top of the tube.
This thing right here

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Stoned Wheat Thin Reviewed by Stoned Wheat Thin on . Safe downtube for my GB invention Hey there, In my neverending quest to get as blowed as possible, a close like-minded companion of mine and I have invented a new device that blows away any bong or pipe we've ever hit (same goes for anyone that's tried it). It is a spin-off of a gravity bong. It is similar to the Blisset Bucket, though it has many many improvements over this design. We plan to patent it as soon as we have a viable prototype. Currently we have one in use (out back in the treehouse for serenity), but we do not Rating: 5