Poly Run Enterprise Co., Ltd. is one of the leading manufacturers and suppliers of refrigeration equipment in China, offering high-quality products such as the Refrigerant Gauge Manifold Set. This set is indispensable for HVAC technicians and refrigeration professionals, providing accurate readings of temperature and pressure in both high and low-pressure systems. The set includes gauges for R-22, R-404A, and R-410A refrigerants, allowing for optimal monitoring and maintenance of refrigeration systems. The manifold is made of solid brass and features high-quality hoses with a reinforced nylon braiding that ensures durability and longevity. The gauges are easy to read, featuring clear markings and color-coding to differentiate between low and high pressure. With its superior quality and reliability, the Refrigerant Gauge Manifold Set from Poly Run Enterprise Co., Ltd. is the perfect tool for any refrigeration professional looking to optimize their maintenance and repair process.