Standard Thread Size
AC refrigerant ball valve adapter with common British thread: 1/4" to 5/16", perfectly matches most air conditioning charging hoses.
Solid Brass Construction
Heavy-duty brass body with high-performance sealing gaskets. Stays leak-tight even under harsh working conditions for long service life.
Reduce Refrigerant Waste
Screws directly onto the charging hose tip. Effectively cuts down refrigerant leakage during air conditioner maintenance.
One-Handed Operation
Compact ball valve design allows simple on/off control with a single hand. Quick thread-on installation without extra tools.
Safe Maintenance
Stops sudden refrigerant spray, protecting your hands from frostbite caused by escaping coolant.