Sharper Image 3-Speed Window Fan
This window fan is a weather-resistant design that utilizes a strong airflow to pull fresh air in from outside or exhaust stale air out of your home. It has a reversible exhaust feature and is designed to fit into windows 24” to 38” wide using an innovative modular block system. It also has 3 speed settings for customizing comfort. Price drops from $99.99 to $62.99 with free shipping.