There are three evaporators, one on each floor and an air-cooled condenser in the parking lot behind the building. The building maintenance man called and reported that the oil level was low ...

Atlas Copco has launched the ZH 1000-3150 oil-free centrifugal air compressor. Offering a combination of high flow and low energy consumption, the ZH 1000-3150 is designed to meet the needs of large ...