Fasten the new smoke detector mounting plate to the remodeling box with a screwdriver. Strip 3/4-inch of insulation from the ends of the wires. Use wire nuts to connect the stripped NM cable wires ...

Run the initial 14-gauge two-wire cable to the first smoke detector location and about 10 inches into the hole. The power source for this first wire can be the electric service panel, a wall ...

Hard-wired smoke detectors are interconnected. When one detector sounds, all detectors connected on the same wire will sound. Interconnected smoke alarms increase safety by giving residents extra ...

Installing and maintaining smoke and carbon monoxide ... but that’s likely to change. 4. Look for the UL Certified Stamp Check the detector packaging for a UL-certified label to make sure ...