Content product can be any enlargement, reduction, designed with the needs of the user environment. Modular library board, easy accessibility, simple structure with a zero coefficient of ozone green (HFC) refrigerants R404, R23. Spacious and bright and large windows proof room with high brightness, so that users can observe the walk-in constant temperature and humidity conditions indoors laboratory tests. a full range of security devices and power memory to ensure the safety of users using the machine itself and blow ceiling type, reduce testing indoor sample of wind speed on the same time able to do low-speed high uniformity requirements. can be connected to the computer, the recorder (optional).

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