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Firex Plug-In Carbon Monoxide Detector, AA Battery BackupFirex Plug-In Carbon Monoxide Detector, AA Battery Backup
(4.6 / 1558)
Model# 21029713
$31.97

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Firex Plug-In Explosive Gas and Carbon Monoxide Detector, 9V Battery Backup 21029623Firex Plug-In Explosive Gas and Carbon Monoxide Detector, 9V Battery Backup 21029623
(4.4 / 857)
Model# 21029623
$54.97

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Code One AA Battery Powered Carbon Monoxide Detector with LED LightsCode One AA Battery Powered Carbon Monoxide Detector with LED Lights
(4.5 / 570)
Model# 21029508
$19.97

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Firex Plug-in Carbon Monoxide Detector, 9V Battery Backup, Digital DisplayFirex Plug-in Carbon Monoxide Detector, 9V Battery Backup, Digital Display
(4.7 / 962)
Model# 21029915
$42.97

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Top Rated
Firex AA Battery Powered Digital Carbon Monoxide Detector 21030262Firex AA Battery Powered Digital Carbon Monoxide Detector 21030262
(4.6 / 506)
Model# 21030262
$27.97

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Top Rated
Firex Carbon Monoxide Detector, Battery Operated, CO DetectorFirex Carbon Monoxide Detector, Battery Operated, CO Detector
(4.6 / 2250)
Model# 21030863
$21.97

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10-Year Battery Powered Carbon Monoxide Detector with LED Alarm Warning Light10-Year Battery Powered Carbon Monoxide Detector with LED Alarm Warning Light
(4.5 / 633)
Model# 21029714
$42.97

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Firex Hardwired Carbon Monoxide Detector with LED Light, Interconnectable, 9V Backup BatteryFirex Hardwired Carbon Monoxide Detector with LED Light, Interconnectable, 9V Backup Battery
(4.7 / 371)
Model# 21029892
$31.97

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10-Year Worry-Free Battery Carbon Monoxide Detector with Digital Display10-Year Worry-Free Battery Carbon Monoxide Detector with Digital Display
(4.6 / 745)
Model# 21029715
$49.97

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10-Year Worry-Free Plug-In Carbon Monoxide Detector with Digital Display 2102962610-Year Worry-Free Plug-In Carbon Monoxide Detector with Digital Display 21029626
(4.5 / 729)
Model# 21029626
$54.97

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Firex AA Battery Powered Carbon Monoxide Detector with Digital Display and LED Warning Lights 21030009Firex AA Battery Powered Carbon Monoxide Detector with Digital Display and LED Warning Lights 21030009
(4.6 / 661)
Model# 21030009
$23.02
Smart Plug-In Carbon Monoxide Detector and Indoor Air Quality Monitor, 10-Year Backup Battery 21031211
(4.4 / 77)
Model# 21031211
$67.00

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