Six clear advantages:

- shutters can follow curves and corners.

- shutters allow very wide uninterrupted openings.

- shutters are operated manually, so there are no motors or complex    control panels and no maintenance!

- shutters are light-weight and do not need heavy support
   structures.

- shutters are delivered and installed quickly, always within 21 days.

- shutters can easily and economically substitute existing closure
   systems.