A vacuum cleaner, also known simply as a vacuum or a hoover, is a device that causes suction in order to remove debris from floors, upholstery, draperies, and other surfaces. performance specifications of vacuum cleaners Airflow, Vacuum Pressure, Number of Inlets, Minimum Particle Size Filtered, Capacity. we have different vacuum model available Backpack, Central Vacuum System, Portable / Pedestrian Unit, Ride-on Unit, Stationary Unit, Vehicle Transport, Media are Dry, Wet. Vacuum producer are Centrifugal, Positive Displacement, Regenerative, Turbine. Applications and Features are Abrasives, Cleanroom, Coolant / Oil Mist, Explosive Media, Fine Powders, General Cleaning, Litter Pick-up, Non-free Flowing, Metalworking Chips / Fluids, Reclaim / Recycle, Spill Recovery. Features are Continuous Duty, HEPA / ULPA Filter.