Western Enterprises (a Scott Fetzer company) supplies products for the control, storage and transmission of high-pressure gas ... es to the industrial, medical and specialty gas markets. Finished products have a documented history of reliability which meet or exceed CGA, NFPA, and DOT requirements for safety and performance. Western’s line of products include supply fittings, regulators, transfilling equipment, gas manifold systems, oxygen conservers and portable oxygen delivery systems. Western Enterprises’ also offers the HVAC”VN” system. This system utilizes nitrogen for purging oxygen in AC and refrigeration line sets to eliminate oxide deposits during the brazing process. read more