Safety valve for refrigerant - Flow valve for air conditioning - Charging adapter for refrigerant - 2 pieces

Easy Installation: This R22 refrigerant charging valve is easy to install. Simply connect it to the end of the charging pipe to minimize refrigerant loss during maintenance. High-Quality Materials: Made of high-quality brass and aluminum, this air conditioner safety valve is sturdy, corrosion- and rust-resistant, durable, and offers a long service life. Easy to Use: The air conditioner flow control valve features a top knob and swivel joint for convenient flow adjustment and ease of use. Regardless of the safety valve's location, you can easily change operating modes. Highly Convenient: The thickened flow control valve precisely controls the high and low pressure valve needles of the air conditioner, ensuring safety and convenience, preventing refrigerant burns and leaks, and is easily replaceable.