Enviro-Safe Dye Charge for R1234YF is fully is specifically designed to assist you in locating air conditioning leaks that may occur in your 1234YF system.
Enviro-Safe Dye Charge utilizes a highly concentrated, fluorescent yellow dye that allows the dye to be extremely visible. In most cases, the dye may be seen with the naked eye.  However, the use of a blacklight as well as UV glasses does make it much more visible. (blacklight and UV glasses available for purchase) #3530
This dye is the same color as the dye that auto makers currently use in automobile A/C systems. This is gas-charged for easy installation and is fully compatible with R1234YF Systems.