let's build Eeman screens and biocircuits

[temporaryreality]

 This is an open post to which I'd like to invite those folks who are experimenting with Eeman screens (aka biocircuits) to share their construction tips. 

Comments

[temporaryreality]

1. Hole drilled in pipe - oops you said exactly that in the MM thread. Sorry for being slow on the uptake :)

2. Thanks for the link to the cotton sheath!

I hope to purchase a few of the supplies tomorrow!