DouGlass is also a manufacturer of quality insulated glass. We don't buy our insulated glass we make if right here in Cadillac. So you get the best price and the shortest lead times. We have the ability to manufacture almost any thickness of insulated glass. With options for low-e, obscure and various tints. Trapezoids, triangles and even curved top units are available. Whether you're replacing a broken or fogged piece of glass or needing insulated glass for a new project. We can do it!

We are also a full service screen fabrication and repair shop. We stock many different screen extrusions in several colors. We stock aluminum and fiberglass screen. Also pet resistant screen. We have a large selection of repair parts. Corners, slidebolts, and accessories.