Guardian How- to: Door/Window Sensor Battery Replacement

A series of how-to videos were developed by Guardian to educate our valued customers about some common aspects of their systems. The how-to videos can be found on our YouTube channel or website so that they can be accessed, whenever you need them. For example, here’s a step-by-step guide to changing the battery in your door/window sensor. Take a look at the tutorials we offer. … Continue reading Guardian How- to: Door/Window Sensor Battery Replacement