R134a Replacement | 3 Cans(6oz) with Gauge Piercing Valve for AC Recharging

DO NOT USE IN AMMONIA SYSTEMS! DO NOT PULL A VACUUM ON THE A/C SYSTEM. If you plan to pull a vacuum or are charging a larger system or dual air system such as on a van suburban or SUV use Enviro-Safe Industrial R134a Replacement refrigerant. Enviro-Safe R134a Replacement with Dye can be used in all R134a applications including pre-1994 automotives that have complied with the US EPA Snap regulation. Bring your a/c performance back to the original cold air! This is the original Enviro-Safe Refrigerant that we first introduced over 20 years ago. 1 can of Enviro-Safe R134a Replacement refrigerant is equal to 1lb of R134a. Operates at lower head pressure If you use the R134a Replacement with Dye you cannot pull a vacuum because the product comes in a less expensive can to keep costs lower for the customer. If you are charging something like a dual air system in an SUV you need to use the Industrial 134a replacement. Offers improved cooling properties and performance Compatible with mo