Ashelta Guillotine Glass : Motorised Sash Windows The Motorised Height Adjustable Windows or Guillotine Windows are a window that moves vertically. The guillotine windows are bottom fixed frames, opening from bottom and close to top. Transform your Alfresco space within seconds. View fullsize Ashelta Price List Ashelta Data Sheet Benefits 1. Adjustable Airflow 2. Weather Protection 3. Sound Prevention 4. Temperature Management 5. Great Visibility 6. Customisable configurations 7. Flexible & Customisable Sizing 8. Remote Control or Control Panel Controlled 9. Heat Insulation 10. Uninterrupted Views Recent Projects