[header] How to make a cat closet [title] Purchase four pieces of thick wood. [step] Either have the pieces cut into the same-sized squares at the hardware store or be able to do this at home. ( the squares should be large enough to form a little closet enclosure for the cat; take along measurements. 
) [title] Purchase a piece of plyboard or other thin, strong board. [step] It should be as high as one of the squares.