Nimrod Engineering and - Company Message

ex Nuc Boxes

I am looking for a source for the Corex Nuc Boxes that are becoming quite popular. The box is a white plastic transportable nuc box with vents in the top and sides and a small circular opening in the front.
In thye past I have made my own nuc boxes out of Exterior Grade WBP Plywood but these boxes seem to do the same job and must be available cheaper than I can make a ply one.
If you know where I can buy them would you please let me know.......thanks.