wisAIR has the most innovative oil free technology, water injected screw, because our customers cannot afford to compromise on quality. Setting the standard for air purity through ISO 8573-1 CLASS 0 certification, the wisAIR 20 V range is available in Water-cooled and Air-cooled versions, Pack and Full feature offering high-pressure capability 13 bar(e)) and improved energy efficiency thanks to the superior cooling capability of water that ensures that the heat is removed efficiently at the source. Removing the wasted energy that heat represents gives more air per kW of power. The low temperatures of the compressed air reduces the stress on components ensuring long life.