Choosing window treatment for a large window can be confusing. You should consider the size of the window, the fabric material, and choose the proper curtain rod. You should get which one that can blur the line between indoor-outdoor and give an adequate sunlight into your room with style. The following are some window treatment ideas for large windows that will be your inspiration.
Classic Window Treatment Ideas for Large Windows
You should measure the window before ordering drapes to cover your entire window. This gray sheer voile window drape is suitable for the white room. You can put dark purple linen and sofa Century tufted ottoman in front of the window for the special view.
Window Treatment for Bedroom
If your room has a desert painted wall. You can give your window treatment with white sheer curtain and inch mahogany decorative globe curtain rod.
Grand Window Treatment Ideas for Large Windows
The wide window is in the above patio glass door and glass window. It has double width silk panels pulled back with tassels. It is very suitable for a glam living room. There is also a marble round entryway table with a decorative flower.
Window Treatment with Austrian Shade
You can have Austrian shades when the fabric falls in puffy festoons. The vertical rows of shirring create it. This is the elaboration window treatment with swags and festoons.

I Design and Drapery
Window Treatment Ideas for Large Windows with Cell Shades and Curtains
This window treatment will give you an idea of what it looks like with three panels. You can get a bright yellow with soft texture curtain. The curtain is also suitable for the room that has a combination of yellow and green colors. You may love using cell shades and curtains together.
Alluring Window Roller Shades
This roller shades will bring you enough privacy and sunlight. It is suitable for modern minimalist room design. The brown roller shade is in a clean and modern look.
Pretty Living Room Window
This beautiful window looks like beveled leaded glass, room divider hanging curtain and rod. The cream linen sofa is arranged in the room with silk plant tulip decoration on the table.
Window Treatment Ideas for Large Windows with Valance
You can get scalloped window treatments four you family room. The soft colors and green touches of the furniture are so beautiful. You can get more light if you do not cover the entire window. You should get a valance. You can have an antique touch with Dauphin chandelier.
Contemporary Living Room
You can get a contemporary family room with this monochrome setting and the window treatment. The window treatment uses gray curtains with blinds. You can get a unique chandelier, black standing lamp, and flower with vase to decorate your room.
Cotton Roman Shades
You can use cotton Roman shades for your window treatment. The Roman shades can be mounted on the ceiling. It also can be operated individually. The fabric has borders. It will make it look vibrant. If you do not want so much sunlight, you can set multiple shades on one headrail.