Go to wal mart and check out the window unit AC area. They have something similar to chicken wire that's is insanely cheap and you get a lot of the material. You'll have to cut it to the size you need but it's better than spending $5 on one at a computer store
Hey weedle so given ypur.location is it legal to grow or is ot grey area?? auto help page if you need help with autoflowers http://forum.grasscity.com/index.php?/topic/1294434-Need-help-with-autos?-Welcome new vote page sept please vote http://www.dutch-passion.nl/en/photovote/2014-09-03-autoultimate%C2%AE-loki_1752/
Its official illegal, but they don't care much about hobby growers with personal amounts. For profesional big growers its another story...