Field Environmental Instruments, Inc. is a rental and supply hub for environmental monitoring instrumentation. This app is for active FEI customers and provides convenience, accessibility and ease of mind. Filled with resources, this app will allow you to easily schedule pick ups and more. Find our catalog, your local branch, and communicate with FEI staff with ease.

Established in 1995, Field Environmental Instruments (FEI) is an employee-owned and operated business headquartered in Pittsburgh, Pennsylvania with 14 full-service branch offices nationwide. FEI offers an extensive inventory of environmental monitoring instruments and sampling equipment, supplies and an unmatched commitment to service our customers. With a reputation for high quality, FEI provides its customers with reliable advice, equipment and field supplies so that they can execute their projects successfully.