12' hose included.  This dustless vacuum is designed to be rented with our single high speed head floor grinder/ concrete polishing machines.  Rated to collect up to 99 percent of all airborne dust.  Patented filter system engineered specifically for fine dust created by diamond tools.  Quiet operation  - only 81 decibels.  116 cubic feet per minute.  72 inches of water lift.  Filters down to .5 micron.  Rental does not include the filter bags.  Bags must be purchased separately.