Key features

• •Motion Sensor 7 to 9 feet Detection - it senses the walk-by person and turn on the air curtain early. With early turn on, the air curtain generates high air pressure indoor, it prevents the dust / heat / unwanted small particles to enter inside once open the door. This new special feature is more effective than the other door triggered air curtain to blow out the unwanted particles right at the moment opening the door.
• •Powerful Unheated Air Fan - it does not generate cold or hot air. Air curtain is a powerful fan that creates a high speed air stream over the entrance to isolate the interior and exterior air environment while blocking the entry of dust, heat, smoke, and small particles. Powder coated metal case, easy to clean slim body.
• •US Patented Magnetic Switch Controlled Circuit (Patent No. US10584889B2) - The motion sensor detection turns on the air curtain for a fixed 45 seconds (Not Adjustable) and it will shut off if no motion is detected. With the magnetic switch installed on the door, once the door is open, the air curtain stays on even no motion is detected.
• •Additional Assembly and Wiring are Required - Motion Sensors are required to mount on the air curtain and the top of the outside door. Package includes 1 air curtain, 1 magnetic switch, 2 motion sensors, 1 motion detection circuit board with power cord for 110VAC, motion sensor wiring cables, and 1 user manual. No mounting screws are included.
• •2 Speeds of Operation - high speed at 1177 CFM, 58dB, low speed at 942 CFM, 56dB. 120V 60Hz 300W (0.4HP, 3.13A). Overall size: 35-1/2" L x 8-5/8" D x 10-3/8" H. Weight: 33.1 LBS. 55" power cord with plug is included. UL listed.