Can Taper The hose system connection is 1/4" Female Flare Swivel with a valve core depressor R-12, R-22 systems use a 1/4" male flare hose connection. Charging Hose and Can taper for the cans that have the 1/4" Male Flare fitting on top and have a valve core in the fitting. This will screw on top and it has a on and off valve. It will fit the blue and white Frosty-Freeze 28 oz. cans. For Cans with 1/4 Male Flare & Valve Core Screw-on can taper with a R12 or R22, 1/4" Charging Hose ---The 1/4" female connection to the system does have a valve core depressor on it! ---For charging R12 or R22 systems.
