... dehumidification, air supply and temperature adjustment, etc.When fresh air go through the filter ,enter into and contact fully with the surface ... the technological requirements.Character:Consist of the fresh air filter, fresh air surface cooler, return air filter, former surface cooler, and super silicone ... of french air:35°C,80% 2. The ratio of fresh air is 10% of air output. 3. Residual pressure ...