nederman ab720a revair ne66 industrial pneumatic vacuum cleanerThis enormously powerful, air driven vacuum unit is excellent for collecting blasting grit and other granular materials. The large air displacement makes it possible to transport materials over long distances. The unit is assembled on a compact frame which is easy to move with a forklift truck. The unit is equipped with a pre separator as grit dust separator. The suctioned abrasive, collected in the pre separator silo, can be reused while the dust is