Vertical Blinds are great for large windows and sliding glass doors. These vertical window blinds are an inexpensive and attractive way to cover your windows and doors. An upgraded dust cover valance comes standard with your vertical window blinds for free to save you even more money! Find our vertical blinds in a variety of colors and sizes. Our Vertical Window Blinds are available in two colors. Smooth PVC vanes. Self Aligning Headrail For ease of Use!