Gemini Operators GEMINI AC Slider GEMINI DC Slider GEMINI AC Swing GEMINI DC Swing GEMINI Garage Door     Operator DETAILS>> Receivers & Remotes TSM Black TSM French Code TSM Trinary TSM Code Hopping DETAILS>> Intercoms & related Items Kocom Intercom Rainshields Intercom Cable Iseo Lock Goosenecks DETAILS>> Infra Red Beams Safety beams rated up to a distance of 10m. DETAILS>>	Welcome to "GEMINI Gate Automation Systems" WELCOME TO THE GEMINI WEBSITE DMI ENGINEERING is the designer and manufacturer of the GEMINI range of electronic gate and garage door operators. Our products meet the very highest standard of quality, reliability, and strength and are widely used on both commercial and residential sites. Our objective is that of making your life just that little bit more comfortable, but with safety as first priority. A dedicated group of gate automation installers are available and technical support is only a phone call away.