Double-glazed toughened panes with a white high quality molded polyurethane frame over an insulated timber core, Suitable for a pitched roof of 15-90 degrees, Fully programmable control pad can operate Roof Windows, Blinds, Awnings & Shutters individually or in groups, The unique brushed aluminum ventilation flap makes it possible to let in fresh air even with the window securely closed., Comes with laminated inner pane