Optimal Compatibility: Specifically designed for use with R134a and R410A refrigerants, this hose facilitates efficient charging of HVAC systems. Its compatibility enhances the effectiveness of your air conditioning maintenance tasks. Engineering: Featuring an inner diameter of R22, our hose provides a for standard HVAC systems, ensuring a leak-free connection and optimal airflow during the refrigerant charging process. Excellence: this hose is designed for reliability and durability in maintaining your air conditioning system. The use of fabric reinforced synthetic rubber ensures a long service life and resistance to wear and tear. : Free from high-concern chemicals, our hose guarantees a safe and eco-friendly operation. It's crafted to meet rigorous safety standards, ensuring that your maintenance work is not only effective but also secure., Manufacturer: Akfldms