Fluorescent Dyes / Fluoro-Lite® 5 for R-1234yf/PAG A/C Dye

R-1234yf Leak Detection Dye

Fluoro-Lite® 5 for R-1234yf

Introduced in 2008 by the Society of Automotive Engineers (SAE), R-1234yf has become the preferred refrigerant. It requires a lower refrigerant charge and has a much lower environmental impact. R-1234yf refrigerant is made up of higher-quality base materials.


  • Refillable Injection Methods

Where to Buy
Product No.Description
TP3825-88 oz (237 ml) R-1234yf/PAG bottle, services up to 32 vehicles
TP-9883Inline Injector, 2 oz (60 ml) capacity. Control valve, R-1234yf hose/coupler & purge fitting.
TP-9884Syringe Injector, R-1234yf hose/coupler with check valve & purge fitting

Injection Methods

Recommended Dye Dosage

Product Name and NumberStandard Dose
Fluoro-Lite® 5 Bottled Dye (TP3825)0.25 oz (7ml) per 5 lbs (2 kg) of refrigerant or 10 oz (300 ml) of lubricant