Product Overview: The gas valve is a reciprocating piston type. The important component in the compressor is also one of the vulnerable parts. The gas valve is a reciprocating piston type. The important component in the compressor is also one of the vulnerable parts. The valve is a reciprocating piston type, the compressor One of the important components is also a fragile component. The valve is a reciprocating piston. The important component in the compressor is also one of the fragile components. The valve is a reciprocating piston type, and the important component in the compressor is also one of the vulnerable parts.