◆ The gas one-way valve is installed in the control pipeline, and connected to the gauge pipe. It can control the number of starter cylinder units as needed.
◆ The gas one-way valve controls the direction of gas flow in the gas control pipeline and is used in the combined distribution system. When a protected area needs fire extinguishing, the corresponding cylinder unit will be automatically controlled or manually opened. The corresponding selector valve and the cylinder unit of extinguishing agent will be opened to put out the fire of this area. The selector valve of other protection zones will not be activated to realize the function of combined distribution.