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 The important component is also one of the vulnerable parts. The valve is a reciprocating piston. The important component in the compressor is also one of the vulnerable parts. The valve is a reciprocating piston. The important part of the compressor is also one of the vulnerable parts.