Replacing a hardwired smoke alarm is a piece of cake. If you purchase a smoke alarm from the same manufacturer, you might be able to use the same wiring harness. You simply disconnect the existing ...
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 ...
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