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 ...
Installing and maintaining smoke and carbon monoxide (CO) detectors can save your life. Fortunately, they’re inexpensive and easy to put in place. Basic smoke detectors cost as little as $15 and ...
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