The D-H 22 S is an ideal device for daily, intensive, manual blasting task in dental units. The blasting process is initiated with a foot switch. The device is equipped with a highly powerful low-noise extraction blower motor and robust injector for outstanding blasting power. An approximate of 10 kg dust carrying capacity enables collection of dust during the operation process. A microfilter behind the filter bag ensures a dust free working environment during blasting process.