Window cleaner critical after falling three storeys

A WINDOW cleaner remains in a critical condition after falling more than three storeys from Apple's flagship store in Sydney.

Emergency services were alerted to the incident on George St late on Wednesday evening after the man fell while abseiling down the outside of the building.

A glass bus shelter broke the man's fall.

The man was taken to St Vincent's Hospital with severe head, pelvis and spinal injuries.

NSW Police and WorkCover investigations are continuing.