Positive displacement (PD) blowers and vacuum pumps take advantage of positive displacement technology; which causes movement by trapping a fixed amount of air then forcing (displacing) that trapped volume into the discharge pipe. These pumps can be further classified depending on what type of mechanism is used to move the air. Continue reading
Benefits of Investing in Quality Pre-Owned Compressed Air Equipment
Is your company looking for medical or industrial air solutions in the Carolinas or Virginia but concerned about investing too much up front? For quality units and parts that don’t break the bank, consider purchasing refurbished or pre-owned compressed air equipment from Lewis Systems. Continue reading
Types Of Air Compressors
There are many types of air compressors that come in different sizes. Each application is unique and there is usually a correct compressor for a specific application or requirement. Continue reading


