The MATCO R134A Aluminum Gauge Set, part number AC13472A, is a versatile tool for HVAC and refrigeration professionals. This manifold, gauge, and hose set is designed for measuring temperature, vacuum, and pressure in systems using R-134a refrigerant. The mechanical features and PSI vacuum units make it a reliable option for professionals in the industry. With a focus on precision and functionality, this gauge set is a valuable addition to any toolbox.