Wow! That is a REAL bargain! I just paid £200 for the same thing not 4 weeks ago!! It took me 20 minutes to assemble (Piece of P**S) but you will need some one to hold it for you, if you have an electric screwdriver; all the better! You may find that the bed area is too big for the ferrets, I improvised and put a shelf up in mine making the top floor the bedding area and the bottom floor the feeding area (Which I drilled small holes in so that the water drains out when I hose it out daily, just to get rid of any unwanted germs) I have mine on concrete and I put small blocks of wood at each