The insect-proof air curtain is used to block the insect by the air curtain airflow and prevent insect invasion. It is installed at the entrance of a warehouse or a room and operates when goods are carried in.
Bug keeper is a device that sucks and insects that have invaded inside and insects that occur inside. You can use it with air curtain equipment.
The bug shield is installed in the doorway and is a unit that combines a seat shutter and a bug keeper. It also prevents invasion of worming insects.