Here are some pictures.
This is the original part of the run. I used pieces of wood from a pallet to make the purlins to screw the polycarbonate to. They're attached to the metal frame with zipties. Half of my run is held together with zipties. The polycarbonate is 83% transmission, which adds...
The metal frame for my original run is repurposed from an unused greenhouse. The extension was probably for a tent of some kind, like what people use for yard parties or art fair booths.
I have polycarbonate sheets for the roof on the origianl part. On the extension, I have chicken wire with a...