Well, that's the plan. I'm brooding in the greenhouse and was looking for ways to really use the space. We'll see how it turns out.
Same blog as before. Here's where I got the idea.
http://matronofhusbandry.wordpress.com/2010/10/11/making-the-most-of-it-stacking-on-our-farm/
It may...
I am trying one this year as well. Mine is 2'Hx4'Wx4'L..but has legs. I like the idea of suspending it but couldn't figure out what to hang it from where I'm using it. To modulate the heat I mounted two light switches and can just turn off one or both.
The 4x4 design gives room for 300...