1. Cleanliness requirements in laminar flow transfer window: Grade B;
2. The inner and outer double shell, the inner arc treatment, to ensure no gap connection;
3. Adopt negative pressure laminar flow design, air flow direction adopts up and down mode, side return air adopts 304 stainless steel cold rolled plate punching design, and set up reinforcement;
4. Filter: G4 for primary filter and H14 for high efficiency filter, with efficiency of 99.99%;
5. Wind speed: after high efficiency filter, the wind speed of the air is controlled in 0.3-0.4m/s (test at 150mm under the high efficiency air distribution plate);
Pressure difference function: display filter pressure difference (high efficiency 0-500PA range), accuracy ±5Pa;
Control function: fan start/stop button, equipped with built-in electronic door interlock; Set uv sterilization lamp, design a separate switch;
8. Hepa filter can be separately removed and installed from the upper box, easy to maintain and replace the filter;
9. Noise: noise < 65dB during normal operation of transfer window;
10. Efficient air outlet flow plate: 304 stainless steel mesh plate