Stay Cool, Stay Compliant! ❄️ Equipped with a self-sealing valve, these cans allow for easy storage of partially used refrigerant. Shipped with care, ensuring safety and compliance with hazardous material regulations. Experience the reliability of USA-made refrigerants that ensure your A/C runs smoothly. Complies with EPA Clean Air Act standards, making it a responsible choice for your cooling needs. Our R134a is produced multiple times a year, so you always get the freshest gas for optimal performance. Fresh Gas Self-Sealing USA Made ZeroR® R134a Refrigerant is a USA-made, high-quality refrigerant designed for MVAC use, packaged in a convenient 12oz self-sealing container. This product ensures purity and freshness, complying with EPA standards, and is perfect for maintaining your A/C system efficiently.