Compressed Air is not free!
Find out how your compressor is actually operating with the LP Flow Meter

In-Plant Performance Test Quantify Air Leaks Quantify Equipment Consumption Diagnose Compressor Controls

These meters are simple to operate, require no calibration, are accurate to within 2% of the flow reading and testing is quick and repeatable.

The simplest, quickest and most accurate way to determine your air compressor performance.