Equipment and instruments for water quality, sampling and measurement are available for rental. Our extensive catalog features a variety of manufacturers you know and trust. You can view the products by category or sort by manufacturer using the feature at the top of this page., Field Environmental Instruments rents and services survey and measurement instruments for weather monitoring, mapping and layout. Leading manufacturers include Trimble, Crystal Cam, Extech, Testo, Casella, Hanna and Davis., Field Environmental Instruments offers a vast inventory of environmental equipment for rent and sale, supplies and unmatched service., Field Environmental Instruments rents and services water sampling equipment from the nation's leading manufacturers., Field Environmental Instruments rents and services flow probes and flow meters from leading manufacturers including Greyline, Marsh McBirney, Greyline and Global Water., Item Daily Weekly Monthly; YSI EXO2 Handheld Display Unit Only-6-port: $194.25: $453.25: $1,295 Add to Cart Add to Cart Add to Cart YSI EXO2 Sensor Central Wiper: $41.25: $96.25: $275 Add to Cart Add to Cart Add to Cart YSI EXO1 Handheld Display Unit Only-4-port.