• Evaporative cooling is used to enhance tunnel ventilation in hot
weather.
• There are 2 types of systems - pad cooling and fogging/misting.
• Keep fans, foggers, evaporators, and inlets clean.
• Evaporative cooling adds moisture to the air and increases relative
humidity. It is important to operate the system based on relative
humidity as well as dry bulb temperature to ensure bird welfare.
• Monitor bird behavior to ensure bird comfort is maintained