Some solar panels that you can buy for dirt cheap dont come with a frame. Sunlec comes to mind when I think about panels that dont have a frame for dirt cheap. I make diy solar panels and I made few videos about how to frame solar panels. You can check it out in the link.

Part 1

http://www.youtube.com/watch?v=5xFz9OPgtWU

Part 2

http://www.youtube.com/watch?v=YOPYULE6WsE

Part 3

http://www.youtube.com/watch?v=q6Z9cA89qLk

Part 4

http://www.youtube.com/watch?v=VARQhYpajvU

Part 5

http://www.youtube.com/watch?v=tD4qNq4P3nI

Part 6

http://www.youtube.com/watch?v=5TQ3LpIP8sU

Part 7

http://www.youtube.com/watch?v=kog3mOkkYus