Bell 205 Huey
Bell 205 Classic Huey helicopter lifting services, industrial heating, ventilation and air conditioning units can be safely lifted and maneuvered onto roof top positions , even onto inner city high rise buildings and shopping centres.
Multiple lifts of new units or components can be completed quickly and efficiently, and even old equipment can be removed from the construction site.
The following photos are from a lift of air-conditioning units during the Westfield Kotara upgrades in November 2010.
General information about this helicopter type is here: http://en.wikipedia.org/wiki/Bell_205