An industrial cleaner is a perfect tool for cleaning rougher areas, like construction sites. The dust is collected in classic vacuum cleaner bags - just throw them in the dust bin!
From The Cleaning Warehouse
Numatic NVQ570 Vacuum Cleaner
Astral Hygiene
NVQ570 - Numatic Large Industrial Vacuum Cleaner
One Stop Cleaning Shop
Numatic NVQ570-2 Single Motor Dry Vacuum Cleaner