Western Window Systems

Western Window Systems has been manufacturing sleek, energy-efficient doors and windows for more than 50 years. Offerings include bifold doors, window walls, casement windows, and multi-slide doors. The company’s Series 3600 Vinyl Multi-Slide Door is made of dual-pane, low-E glass that helps reduce solar heat gain and features cold-formed steel with a rating of 50 kilopounds per square inch. Options include a flush sill, retractable screens, and rolling panels.