Polybau Vinyl Windows & Doors combines cutting edge technology with a flawless taste for beauty and style, making your choice in Polybau not only a smart choice, but a fashionable one as well. We use REHAU vinyl, Dual Pane Lo E2 glass from Cardinal, Super Spacer Technology, and top quality hardware. We service the Bay Area, Los Angeles, Sacramento, Modesto, San Diego, the West Coast, and we supplied windows around the world.