Interior window shutters originated basically in ancient Greece. Interior window shutters were used mainly to keep the homes warm or cool and also secure.
These shutters were introduced when no glass was available. Shutters were common during the medieval times and were closed with big iron bars.
The shutters were initially very expensive and once glass started becoming readily available, the shutters started losing its popularity.
The shutters were used in the place of curtains. The places that had humid climate had to install shutters.The solid shutters started increasing after the 15th century and were replaced by glass shutters and windows.
Interior window shutters were prevalent in the 18th century, but in the Victorian times the exterior shutters became fashionable.
The Georgians period saw more popularity with shutters and every new home saw shutters as a regular feature.