The WeatherMaster™© Horizontal 2 and 4-Track Window System effectively reduces wind, rain, pollen, and noise when closed. These units glide effortlessly, sliding left or right to provide an impressive 50% to 75% ventilation. Specifically designed for porches, screen enclosures, or gazebos, the WeatherMaster™© system is easy to install and can transform any of these spaces into your favorite 3-season room in your home.
