FEATURES
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Fresh air chemical filtration cleaning system
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Outdoor incoming fresh air purification and transfers into central control room or cabinet room, and enable to effectively remove toxic, harmful or corrosive gases in the air).
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Emergency air breathing shelter system
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Positive pressure shielding function isolates the external poisonous and harmful gas from invading the room
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HVAC and fire and gas function interlocking system
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HVAC system, including Ex-Ac, roof pipe ventilation&exhaust, automatic control and gas detectors