The intermittent beeping from your Kidde KI-RB smoke alarm might indicate a few potential issues. Firstly, ensure the unit’s battery is properly installed and has sufficient charge. Weak or improperly installed batteries can trigger false alarms. Secondly, check for any dust or debris that may have accumulated inside the alarm. Gently vacuuming the unit or using compressed air can help clear any obstructions. Additionally, make sure the smoke alarm is installed in an appropriate location away from steam or cooking fumes, which can also trigger false alarms. If the issue persists after these troubleshooting steps, it might indicate a malfunctioning unit requiring replacement.