Roominators Project 2

...about 22 sq. meters and I want to set it up as good as I can. I bought the Auralex Roominators Project 2 kit which has 24x studio foam wedge panels (61 x 61 x 5cm) and 8x LENRD bass traps and I also have some older foam panels from a radio station I'm...

...room analyzed by Auralex. I heard back from them the first week of February and apparently I need an Auralex Roominators Project 2. I did my research and it seems right, considering my room is pretty bad (and I'd like to record my drums in it). Anyway, the kit costs $750, which is ridiculously...

...the heck!? Apparently Auralex sells a really awesome pack with 2 inch thick foam panels that can be found here? Auralex Roominators Project 2 | Sweetwater.com What am I missing here? Are you suppose to stack the foam on top of each other or something??? Side Note -- I found out that that would be a good...