ln order to meet the client's needs in terms of the latest technology, the option of using console units was quickly eliminated. The vital debate revolved around whether individual mid wall split units or a more advanced system should be considered, and then utilised. In total, seventy eight rooms at the Hotel Formula 1 O.R. Tambo needed to be air conditioned and the aesthetics of the newly designed rooms worked against the use of mid wall splits as a large number of external condensers would be required to be hung off the side of the buildIng.