R-1234YF VISUAL INSPECTION SIGHT GLASS ACSIGHTGLSYF | eBaydiy Tools

Visual inspection of R-1234yf refrigerant
Quick and easy A/C diagnosis
SAE approved hoses
High and low side couplers
Leak free ball valve design
Extract a small portion of the refrigerant for actual visual inspection
Visually inspect the refrigerant and identify excess dye, oil or debris
Allows refrigerant to be deposited back into AC system after diagnosis
Can be used with a standard vacuum pump or with the vacuum function on your RRR machine
Includes refrigerant color/condition chart