How to ventilate chick cages

How to ventilate the cages of the chicks, we must regularly ventilate the cages of the chicks, then how to ventilate the cages of the chicks, let me explain how to ventilate the cages.

Some have a speed controller on the fan. According to the customer's needs, we adjust the fan speed of the broiler cage equipment to achieve the ventilation adjustment of the broiler cage equipment within 5%-loo% range. Some fans use a step speed adjustment mechanism.
The level of ventilation of the broiler cage equipment is controlled. In addition, the ventilation system of broiler cage equipment is divided into groups according to the ventilation capacity of the broiler cage equipment (speed or non-speed motor), to meet the different conditions (spring, summer, autumn and winter). The ventilation requirements of equipment ventilation speed, ventilation capacity of broiler cage equipment, airflow organization and other indicators are required to achieve reasonable ventilation and ventilation of broiler cage equipment.