With what I understand with these shutters, that they keep people honest.a good threat proof window cover for when you're not around. Blackout exterior rolling shutters: I miss this from Madrid. also, they should be more popular here in the states.
Rolling Shutters | Shade and Shutter Systems, Inc.
Like the sliding shutter. A unique setup for sliding shutters in a renovated basement. Custom built shutters by the Contractor utilizing two Flat Track Rolling Barn Door Hardware Kit from Agave Ironworks.
The way this hummingbird's wings move because of the rolling shutter effect http://ift.tt/2lCGa1S
Space solves: Search for a kitchen cupboard with a rolling shutter