Modern High-End Electric Shutter Rolling Window 1. Be fixed to the outside of the house and are made from interlocking aluminum form filled slats and can be fixed or roll-down. 2. Can be affixed to doors as well as windows. 3. The slats are set within two side channels on either side of the window, and this provides the roller shutter with strength and resistance against intrusion. 4. Security roller shutters can also be fitted with a variety of locks as needed. If you want security without compromising your view, fixed window roller shutters can still provide a view and allow ventilation to your home. 5. Fixed roller shutters can be fully framed or frameless to suit your home. 6. Useful in all types of weather. 7. Window security roller shutters protect you from unwanted heat in summer and help save us energy during winter. 8. Allowing you to enjoy privacy and also secure your personal space at home or workplace.