Refurbished Carbon Monoxide Detectors — 21 Deals

testo 317-3 I Carbon Monoxide Detector I Portable ambient CO Meter for gas leaks with adjustable alarms

Safe-T-Alert 25-742-R-WT-TR-KIT Flush Mount Combination Carbon Monoxide/Propane Alarm with Trim Ring 12V DC Hard Wire with Solenoid Valve - White

First Alert SMICO100-AC Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with Battery Backup - 3 Pack

Siterwell Travel Carbon Monoxide Detector, 10 Year Product Life Carbon Monoxide Detectors with LCD Digital Display and Sound Warning, ETL Listed, Portable Carbon Monoxide Detector for Home, 4-Pack

FIRST ALERT CO400-3 Carbon Monoxide Detector, Battery Operated, White , 3-Pack -CO400-3

Klein Tools ET110 CO Meter, Carbon Monoxide Tester and Detector with Exposure Limit Alarm, 4 x AAA Batteries and Carry Pouch Included

FIRST ALERT Plug-In Carbon Monoxide Detector, 3 Count (Pack of 1), CO600 , White, 6.75 x 6.9 x 9 inches

First Alert Carbon Monoxide Detector Alarm|No Outlet Required with Digital Display and Peak Memory, Battery Operated, CO410 , White

First Alert CO400 Carbon Monoxide Detector, Battery Operated, 6-Pack , White

First Alert BRK Carbon Monoxide Detector, Hardwired Alarm with Battery Backup, CO5120BN, White

First Alert CO615 Dual-Power Plug-In Carbon Monoxide Detector with Battery Backup and Digital Display, White

First Alert CO710 Carbon Monoxide Detector with 10-Year Battery and Digital Temperature Display , White

FIRST ALERT Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display, GCO1CN

First Alert Carbon Monoxide Detector, Plug-In Alarm with Test & Silence Button, CO600, White, 1-Pack

First Alert CO606, Plug-In Carbon Monoxide (CO) Detector, Hardwired Alarm with Battery Backup, 3-Pack

FIRST ALERT Carbon Monoxide Detector, No Outlet Required, Battery Operated, CO400, White, 2 Count (Pack of 1)

BRK SMOKE CARBON MONOXIDE DETECTOR 120V WIRED WITH BATTERY BACKUP

FIRST ALERT Carbon Monoxide Alarm | BRK CO250 Battery Operated Carbon Monoxide Detector With 9-Volt Battery & Two Silence Features

First Alert Carbon Monoxide Detector, Plug-In Alarm with Battery Backup, CO606, White, 1-Pack

SITERWELL Plug in Carbon Monoxide Detector 10 Year Battery, CO Alarm Detector with Electrochemical Sensor and Sound Warning, AC Powered Portable Carbon Monoxide Detector for Home Office Travel,1-Pack

First Alert CO400 Carbon Monoxide (CO) Detector, Battery Operated Alarm, 1-Pack