Installing a Home Security System

Install door and window sensors, motion detectors, and a control panel, then connect everything to your monitoring system through wireless signals or hardwired connections.

1. Map your vulnerability zones. Walk through your home and identify all entry points including doors, windows, and any vulnerable areas. Sketch a basic floor plan marking where sensors and cameras will go. Focus on ground-floor windows, all exterior doors, basement access, and high-traffic interior areas like hallways leading to bedrooms.
2. Wireless or hardwired, choose now. Decide between wireless and hardwired systems. Wireless systems are easier to install and perfect for most homes, using battery-powered sensors that communicate with a central hub. Hardwired systems require running cables but offer more reliable connections. Most DIY systems today are wireless and include smartphone apps for monitoring.
3. Mount the command center first. Mount the main control panel near your primary entrance at shoulder height, away from windows where intruders might see the keypad. Choose a spot with good cell reception if using cellular monitoring. Follow the manufacturer's instructions to plug it in and connect to your WiFi network. Test the connection before proceeding.
4. Secure every entry point. Install magnetic contact sensors on all doors and accessible windows. Clean the surface with alcohol, then attach the larger sensor piece to the door or window frame and the smaller magnet piece to the moving part. Ensure they align when closed with no more than half an inch gap. Use the included adhesive strips or screws for permanent mounting.
5. Cover interior movement zones. Mount motion sensors in corners of rooms about 6-7 feet high, angled downward to cover the area. Avoid pointing them at heat sources, direct sunlight, or air vents. Place them to cover natural pathways through your home. Test the detection range by walking through the area while the system is in test mode.
6. Weatherproof your cameras outside. Mount security cameras under eaves or soffits to protect from weather, ensuring they cover driveways, walkways, and entry points. Position doorbell cameras at standard doorbell height. Use weatherproof housings and ensure cameras have clear views without obstructions from trees or decorative elements.
7. Activate alerts and notifications. Download your system's mobile app and create user accounts for family members. Configure alert settings for different types of notifications. Set up entry and exit delays to give you time to arm and disarm the system. Program emergency contacts and decide whether to use professional monitoring or self-monitoring.
8. Verify every component works. Test each sensor individually by triggering them while the system is armed in test mode. Check that all devices communicate properly with the control panel. Test the backup battery by unplugging the system briefly. Verify that alerts reach your phone and any monitoring service. Walk through arming and disarming procedures with all family members.