This container exhaust ventilator is great for maintaining proper ventilation in storage containers. Its sleek design allows for easy installation on the side or side of the container. The ventilator helps to prevent condensation, ensuring that the contents of the container remain in good condition during transit or storage. Features - Color: Grey -Material:Plastic - Size: 20.50X6.70X2.50cm/8.06X2.63X0.98in -Optimal airflow: the container vent ensures optimal airflow, maintaining the freshness and dryness of the cargo -Moisture prevention: the vent cover's design includes holes that prevent moisture from affecting the goods -Gravitydefying design: the downward and inwardtilting holes prevent water ingress due to gravity -Quick setup: the vent cover can be installed quickly and easily on any container -Multipurpose application: suitable for use in containers, refrigerated trucks, and cargo compartments Package list: 4 x ventilation hoods