Many years ago, I had a 1000 metal halide for overwintering plants in the attic. I called the local authorities and invited them to see the collection. They laughed, but I still felt better about it. The light and fixture have been gone for years now, but I'm looking into again. Those shops are hysterical! Michael Zone 6 Aaron. That's funny. I went into a hydroponic shop and thought I was at a gratful dead concert Arnold Premade ones are usually found at hydroponics shops, but be prepared to have the local government watch you if you buy too many! Aaron E