Hello Natalie! Great choice with the Apollo 55000-806USA. Ensure you follow the manufacturer’s installation guide precisely. Start by confirming the compatibility with your existing system. Double-check power requirements and make sure to mount it in an optimal location for detection. Don’t forget to address any environmental considerations mentioned in the manual. Once installed, perform a thorough system test to ensure proper functionality. If you have any specific questions during the process, feel free to ask. Good luck!