Airwindow / Ventilation system with total heat exchanger

Also, in the past, the warm-cool feeling was controlled for creating spaces comfortable to spend time in. However, only a little attention has been paid to haptic sensation produced by the wind just because it cannot be quantified. This product is a ventilating system invented for providing such kind of comfortableness within a space. It brings a fresh and clean breeze into your room without opening a window.