Ensuring the quality of compressed air is essential to the lifespan and effectiveness of automated equipment in pneumatic processes. Emerson is a leader in air preparation technology that delivers the functionality, modularity, and design quality you need for the most demanding applications. Select from a wide range of air preparation units, filters, regulators, and lubricators (FRLs), replacement filters and specialty valves that deliver the high standards of operation and energy efficiency you need to stay competitive and in compliance with regulatory standards.