INCLUSIVE. THIS DEVICE IS CALLED A BED SHAKER, AND IT’S DESIGNED TO WAKE YOU UP IN CASE OF A FIRE BY DOING EXACTLY WHAT IT SOUNDS LIKE. SHAKING YOUR BED. FIRE. WAKE UP. THIS ISN’T A GENTLE MASSAGER ...

Through its "Sound the Alarm Program," the American Red Cross is saving thousands of lives by installing fire alarms.

While there are a lot of similarities between fire alarms and security systems, it is crucial to be aware of the differences, and wiring is one of the biggest. Like security panels, fire alarm control ...