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How To Install a Hard Wired Smoke Detector

Follow these steps for easy and safe installation.
We've been in our house (bought new) for 12 years. This morning (5:40AM, everyone was asleep) our smoke detectors, of the wired whole-house variety that were installed when the house was built, ...
Q: My home has hard-wired smoke detectors. How often do I need to replace them, and what kind of replacements do I need? Can I do it myself, or do I need a professional? And if I need a pro, what kind ...
Q. I live in a house that is 10 years old. This winter, I noticed a small amount of water dripping from a smoke detector installed on the ceiling of the second floor. I had a roofer inspect the attic ...
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