The 2.5" shutter louver is best in with traditional decor. The 2.5" louver is a great choice for smaller windows or areas which require greater privacy. If you can imagine the old world look of shutters, you are likely thinking of a 2.5" louver size.
The 3.5" shutter louver is one of the most popular and is particularly well received in West Coast homes. The 3.5" louver maintains the traditional look but is a bit more grand in its presentation. You will also experience over 50% greater view through than with the 2.5" louver.
The 4.5" shutter is best used on large windows with views. These 4.5" shutters are over 100% more open than 2.5" louvers. By coupling this louver size with a hidden tilt rod, you can even increase the view through effect.
Bottom line, by understanding the advantages of each louver size, you will be better able to make the best choice for your space and design preference.
Of course, we would love to help you choose a louver size for your plantation shutter project. Also, check out our online shutter cost calculator for a rough idea of what new shutters might cost.