For decades, Freon refrigerants have been the trusted choice for their performance, reliability, and safety in air conditioning and refrigeration applications. Purchasing Freon refrigerants by The Chemours Company provides a reliable supply of high-quality refrigerants to use in new equipment and retrofit opportunities, and to service installed air conditioning and refrigeration systems. Freon refrigerants are trusted for mobile air conditioning systems in vehicles of all sizes. Arctic Freeze Reusable R-134a Gauge & Hose features a diagnostic gauge, easy-to-use trigger dispenser, and ninety degree coupler. The gauge is able to diagnose if a recharge is needed, identify the current low-side pressure in the system, and determine increases in pressure during the recharge process. This product is designed for EPA compliance and to work only with R-134a cans with self-sealing valve can tops.