R1234yf ports need their own coupler, and this injector arrives with a 0.55" (14 mm) one on the hose. One cartridge application treats a system holding up to 1 oz (30 ml) of lubricant, metered by turning the handle roughly one and a quarter turns. The blue nylon barrier hose meets EPA, SAE and UL requirements.

R1234yf ports need their own coupler, and this injector arrives with a 0.55" (14 mm) one on the hose. One cartridge application treats a system holding up to 1 oz (30 ml) of lubricant, metered by turning the handle roughly one and a quarter turns. The blue nylon barrier hose meets EPA, SAE and UL requirements.