CatsOnDeck launches the Tower of Meows, a multilevel cat enclosure that the company reports is easy to assemble. Connected by ramps, the bottom level may be used as a litter area, the second level for food and water, and upper levels for other feline activities. The tower provides 25 sq. ft. of surface territory for activities and occupies just 7 1/2 sq. ft. of floor space, according to the manufacturer.