Powerful advantages of negative pressure fan:

- Jul 18, 2017-

1, less investment, low energy consumption. The same refrigeration rate, one-time investment of about one-sixth air-conditioning, operating costs of about one-tenth of the air-conditioning;

2, the cooling effect is remarkable, can reduce the temperature to 28 degrees or so, and the body temperature, if the water tank as the source of a better effect, can match the effect of air-conditioning;

3, fresh air, moist, air cleanliness of up to 99%.