How to use water curtain to raise chickens in summer

How to raise chickens in summer with water curtain? It is recommended to wait until the chicken grows up. The cooling water curtain is used in conjunction with the negative pressure fan. The negative pressure fan reduces the indoor air pressure, and the outside air enters through the cooling water curtain to achieve the effect of ventilation and cooling. Low investment, good cooling effect and low operating cost can effectively reduce the incidence of animal diseases, which is very popular among farmers.