If the ceiling is out of the question for ... drywall dust when drilling overhead. For hard-wired smoke detectors, your bracket should be mounted to a previously installed electrical box.

Nest has just announced that it’s not building the Nest Protect Smart Smoke and CO Alarm alongside a smart lock. Here’s all ...

Mount alarms high on walls, at least four to 12 inches from the ceiling. — Never paint over a smoke detector. — Use a vacuum cleaner to remove lint or dust. — Test the smoke detectors regularly.