A industrial cleaner is great for vacuuming dust on construction sites. This particular model only has a water tank and no bag
From Amazon
Einhell TE-VC 2350 SACL Wet/Dry Vacuum Cleaner (1600 W, Dust Protection Class L, Filter Cleaning System, Suction Power 230 mbar, Stainless Steel Container 50 L), Black/Red
Conrad Electronic
Einhell TE-VC 2350 SACL 2342475 Wet/dry vacuum cleaner 50 l