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First Alert BRK SC9120B Hardwired Smoke and Carbon Monoxide (CO) Detector w/ Battery Backup $23.94

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Amazon.com [amazon.com] has the First Alert BRK SC9120B Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup on sale for $23.94. Shipping is free with Prime or on orders $25+.
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Created 08-10-2019 at 06:59 AM by Saver6791
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#2
carbon detectors need to be on the ground,smoke detectors on ceiling,i read in paper some women who had combos getting poisoned for years,as the carbon detectors would not go off,she was sick for years,
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#3
Quote from ScarletWater5149
:
carbon detectors need to be on the ground,smoke detectors on ceiling,i read in paper some women who had combos getting poisoned for years,as the carbon detectors would not go off,she was sick for years,
Apparently carbon monoxide is lighter than air which would mean you need the detector higher up. The ideal placement is around 5 feet from the floor.
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