Residential Products         RS4500 The RS 4500 is a feature-rich, reliable system designed to perform, built to last and guaranteed to provide years of smooth, troublefree operation. Its advanced digital operating system with Direct Current (DC) Smart Motor, coupled with a belt or chain drive system, ensures an amazingly quiet operation inside the garage. Learn More >     RS4700 The RS 4700 is a feature-rich, reliable system designed to perform, built to last and guaranteed to provide years of smooth, trouble free operation. Its advanced digital operating system with Direct Current (DC) Smart Motor, coupled with a belt or chain drive system, ensures an amazingly quiet operation inside the garage. Learn More >