Banners PVC Mesh Banner Airflow Percentage The airflow percentage of PVC mesh banners varies depending on the material used. Here are the airflow percentages for different types of PVC mesh banners: PVC Mesh: Offers 40% airflow. 1 Polyester Airmesh: Provides 54% airflow. 1 340gsm Mesh PVC: Allows 25% airflow. 2 These percentages help in understanding the suitability of the banners for different environments and conditions. For instance, the 40% airflow percentage is suitable for less windy conditions, while the 54% airflow percentage is ideal for high winds. The 25% airflow percentage is suitable for outdoor displays where a balance between airflow and visibility is desired.