42" Air Curtain - 1350 CFM Indoor Door Air Curtain, 2 Speed Wall Mount Fan, Heavy Duty, 110V Unheated, for Home, Restaurant, Commercial Use

【Powerful Airflow】: Delivers 1350 CFM of airflow, creating an effective air barrier to block dust, insects, and odors; ideal for doorways up to 42 inches wide, providing a comfortable indoor atmosphere all year round. 【Dual Speed Operation】: Features two speed settings for customized comfort; select low speed for quiet, energy-efficient operation or high speed for maximum isolation during hot or cold weather conditions; offers versatile control. 【Durable Construction】: Built with a corrosion-resistant metal housing and a powerful pure copper motor for long-lasting performance; designed to withstand various environmental temperatures and prevent overheating; ensures reliable operation. 【Easy Installation】: Includes pre-drilled back panels and two magnetic door switches for seamless integration with sliding or swinging doors; simplifies the installation process and provides stable, secure mounting; includes all necessary hardware. 【Low-Noise Design】: Operates quietly, maintaining a peaceful indoor environment; noise levels are comparable to residential settings, providing a disturbance-free atmosphere for homes, restaurants, and commercial spaces; designed for comfort