Nilfisk
Nilfisk BV1100 Commercial Backpack Vacuum Cleaner Cloth Filter Bag
Nilfisk BV1100 and the Nilfisk-ALTO Powervac and Origin and Pullman and Hako Rocketvac commercial backpack vacuum cleaners fabric main filter and cloth dustbag.
It can also be used without paper dustbags, but by using the paper dustbags, it will last a lot longer as well as being healthier to handle and easier to dispose of the dust, See them HERE
Maximise the saving on postage and buy several Puregiene toilet rolls a box of Tissues and some soap or maybe some packets of dustbags, or a hose or a new floor tool, or some other accessories!
At the moment, standard postage within Australia is capped at a maximum of $20!