In BusinessSince 1987
AZ, CA, DE, FL, GA, ID, IA, IN, MA, MD, MI, MO, NC, ND, NE, NJ, NY, OH, OR, PA, TX, WI
Tracerline Universal/Ester dyes are compatible with R-1234yf, R-134a, and other widely used refrigerants. Tracerline dyes can remain safely within the system. That means once the repair is made, the dye can be used as part of a preventative maintenance program.