EXAIR's Digital Flowmeter, with data logging capability available, is the easy way to monitor compressed air consumption and waste! The digital display shows the exact amount of compressed air being used, making it easy to identify costly leaks or inefficient air products. No cutting, welding, adjustments or calibration are ever required. It is designed for permanent or temporary mounting to a compressed air pipe. If the unit needs to be removed, blocking rings are available. Available for measuring air flow in SCFM on schedule 40 iron pipe from 1/2"-6" diameter. Air flow meters for copper pipe up to 4" are also available.