DIY cooltube Cool Tube Hydroponic medical cannabis vertical growing

THIS DIY INSTRUCTIONAL IS TAKEN FROM rollitup thread and is not mine (although i wish it were)

Here is a really cool thread I found on a small but very efficient medical marijuana vertical grow.

Very detailed and useful instructions on how to make a cheap cool tube for your grow:
http://www.rollitup.org/dwc-bubbleponics/256847-dystopias-ppp-250w-vscrog-11.html

Apparently yuo can buy a Pyrex bake-a-round and use it as a small cooltube for your grow.