The Broan B150E75NT AI Series 150 CFM Energy Recovery Ventilator is the ultimate solution for improving your home's air quality while maximizing energy efficiency. With an impressive energy recovery rate of up to 60%, this ventilator is designed to provide optimal mechanical ventilation, making it a perfect choice for any residential setting. Its top ports installation allows for seamless integration into your home, ensuring a steady flow of fresh air and enhanced indoor comfort.