At Jeff Mouritz GAS&AIR we are continually striving to become Perth's, indeed Western Australia's, best air conditioning company. For over 40 years we have specialised in Air Conditioning for all types of Residential and Commercial applications. This might be a small Split System Reverse Cycle unit in townhouses or flats, Ducted Inverter Refrigerated systems in large 2 storey residences right up to industrial sized Evaporative units in schools, office complexes and industrial units.