Here is my racks. I recycled a tv armoire for my juvi and neonate rack and built the adult rack.. I used 3" and 11" flex watt for the armoire rack and heat cable for the adult rack.
http://i235.photobucket.com/albums/e...orns/Rack2.jpg
http://i235.photobucket.com/albums/e...orns/Rack1.jpg