where do you get those grow chambers??

[pdp]

http://www.gchydro.com/product_resul...3&txtCatName=3

thanks, but not exactly what i was looking for
im looking for those long ass rectangular trays that are covered all around
dont really care if there are holes on the top or sides for jets and manifold since i can cut them myself
if they dont sell them, might have to resort large pvc piping