Prices, Promotions, styles, and availability may vary. Our local stores do not honor online pricing. Prices and availability of products and services are subject to change without notice. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted.

Combination Smoke & Carbon Monoxide Detectors

40 results

First Alert 
10-Year Battery, Battery-operated Photoelectric Combination Smoke and Carbon Monoxide Detector

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for pricing and availability

4.4
838
Power Source:Battery-operated

First Alert 
Hardwired (with Battery Backup) Photoelectric Interconnected Combination Smoke and Carbon Monoxide Detector

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for pricing and availability

3.6
5
Power Source:Hardwired

First Alert 
Battery-operated Photoelectric Interconnected Combination Smoke and Carbon Monoxide Detector

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for pricing and availability

4.3
8
Power Source:Battery-operated

First Alert 
10-Year Battery, Hardwired (with Battery Backup) Ionization Interconnected Combination Smoke and Carbon Monoxide Detector

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for pricing and availability

4.6
375
Power Source:Hardwired

First Alert 
BRK Hardwired (with Battery Backup) Ionization Interconnected Combination Smoke and Carbon Monoxide Detector

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for pricing and availability

4.5
598
Power Source:Hardwired

First Alert 
10-Year Battery, Battery-operated Photoelectric Combination Smoke and Carbon Monoxide Detector with Voice Alert

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for pricing and availability

4.2
261
Power Source:Battery-operated

First Alert 
10-Year Battery, Battery-operated Photoelectric Combination Smoke and Carbon Monoxide Detector 2 -Pack

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for pricing and availability

4.4
838
Power Source:Battery-operated

First Alert 
Hardwired (with Battery Backup) Ionization Interconnected Combination Smoke and Carbon Monoxide Detector

Find My Store

for pricing and availability

4.4
62
Power Source:Hardwired