🌬️ Fresh Air, Fresh Life: Elevate your space with effortless airflow! Enjoy a 3-year limited warranty for worry-free usage. Experience optimal airflow with dual-speed settings for perfect ventilation. Double-sided speed control for customized air intake and exhaust. Built with water-resistant motors for reliable performance, rain or shine. Designed to seamlessly fit most double-hung and slider windows. Expandable side panels Dual 3-blade fans Reversible airflow The HOLMES Blade Manual Window Fan features dual 3-blade fans with reversible intake and exhaust capabilities, ensuring optimal airflow in any direction. Designed to fit most window types, it includes expandable side panels for a secure fit. Built with water-resistant motors, this fan is durable enough for rainy conditions and comes with a 3-year limited warranty.