• Emzone A/C Cool 12a Refrigerant Refill offers superior performance
• Results in cooler vent temperatures, lower head pressure and improved system efficiency
• Eco-friendly, non-ozone depleting and system safe
• NOTE: Environmental regulations require the air conditioning system be from, or properly evacuated of, R134A ,R12, 1234YF refrigerants by certified personnel prior to charging the system with alternative products.