MITSUBISHI 5 KW CEILING CASSETTE AIR CONDITIONER / HEAT PUMP 12 MONTHS WARRANTY. THE AIR CONDITIONING SYSTEM ADVERTISED HERE WILL BE INSTALLED BY OUR FULLY TRAINED AND FGAS COMPLIANT ENGINEERS. All of the air conditioning systems supplied by Budget are covered by 12 months parts and labour warranty, in addition to this our installation work and all of the materials used in the installation are covered with 12 months parts and labour warranty.