Powerful Air Curtain - Keeping You Comfortable Year-Round:Say goodbye to outdoor pollution and welcome your invisible guardian. Give your home a breathing space, bid farewell to the uncertainty and pollution of the outdoors.

It is a powerful fan that powerful low noise airflow blocking 90% of Heat, Cold air, Dust, Insects, Smoke...etc. It could help you to save energy costs by keeping the conditioned air inside.

Great but a bit noisy. Raymond. Burnaby, BC. Tue Sep 22 2020

It is a powerful fan that powerful low noise airflow blocking 90% of Heat, Cold air, Dust, Insects, Smoke...etc. It could help you to save energy costs by keeping the conditioned air inside.

Have not used but is the size I needed. Tameka. US. Wed Oct 27 2021

Revitalize Your HVAC System with Booster Fan：Are you tired of hard-to-breath-in conditions? Upgrade any space with our aluminum booster fans for fresh air in enclosed spaces. Equipped with powerful PWM motors and fans, they maximize airflow and reduce HVAC workload, saving costs and improving energy efficiency. Enjoy fresher air now.

Eddo. Claremont, CA. Wed May 06 2026

Powerful Air Curtain - Keeping You Comfortable Year-Round：Say goodbye to outdoor pollution and welcome your invisible guardian. Give your home a breathing space, bid farewell to the uncertainty and pollution of the outdoors.

Perfect! Just what I needed. I can enjoy my sunroom without being effected by seasonal allergies.. Mishelle. Norfolk, NE. Tue Jan 06 2026

Slimline 36" Unheated Indoor Air Curtain with Magnetic Switch. 2 speeds of operation: super powerful high speed at 1112 CFM, low speed at 874 CFM. Easy-Install 12VDC Magnetic Door Switch Included. Automatically Turn On when the Door is Open. High, Low and Power Buttons to Select High/Low Speed. 110V-120V, 140W Max, 90W Min. Slim Body at 7-3/4" Deep and 8-7/8" High. Air curtain is a powerful fan that is forcing a high-speed air stream over the entrance to isolate the interior and exterior air environment while blocking 90% of Hot or Cold air, dust, smoke, and flying insects. Air curtains are widely installed at the entrances of the supermarket, theater, hotel, food storage warehouse, residential, etc. High-efficiency motor adopting the technology of German electrical machinery, it runs smoothly with reduced low noise. 2 Speeds of operation ranging from low speed to high speed.

Arrived quickly, well packaged. I have installed it yet, will update functionality when I know how it works.. Valissa. Youngsville, LA. Tue Jun 16 2020