Margeneleb

Even if you do buy at your regional store, I would advise you searching a bit on the internet to look at prices and conditions.
One last point: Apparently - regardless of the title - water harvesting isn't exactly your "right" in every country around the globe.

For the floor, I laid down some plastic to keep the wetness out and after that put down concrete block on top of it.
Fortunately, just a couple of bugs joined them. You want to constructed a house for your canine when, you do not wish to need to redo it next year, right?