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A kind of total-heat exchanger used for rail vehicle
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A kind of heat recovering ventilation device of rail traffic vehicles total-heat exchanger
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A kind of direct-evaporation-type brand new air processing group
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Fresh air ventilator with bypass channel
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Split type fresh air machine
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Integrated fresh air machine
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Rain-proof exhaust outlet for external wall
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Air outlet for exterior wall
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Bidirectionally-driven fresh air ventilator
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Fresh air ventilation machine of spiral structure
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Double helix structure total heat exchanger core with reinforcing ribs
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Total heat exchange core body with double-spiral structure
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Static pressure total heat exchanger
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