(Open Box) Air Curtain for Doors with Magnetic Door Switch

This product creates an air curtain to minimize air exchange, block dust and odors, and stabilize temperature without cooling or heating. It offers adjustable airflow and multiple control methods.

• The description claims the product minimizes indoor-outdoor air exchange and reduces energy loss.
• The description claims the product can block dust, insects, and odors.
• The description claims the product stabilizes indoor temperature without cooling or heating.