California shutters are a very well-known type of indoor window covering with extensive louvers (slats) that permit air in ones home. But, at the same time they block sunlight. California shutters are a kind of indoor window covering with louvers (slats) that let in air ,but keep out sunlight or interior shutters.
California shutters with louvers only 2 ½ inches widespread are an exceptional selection for shutters windows. Their narrower louver size permits more seclusion when open, making them perfect for an area with lots of people walking by. When the louvers are in the closed position, complete privacy is available, which is a great feature.