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System Sensor COSMO-2W i4 Series, 12/24V, 2-Wire, System-Connected, Combination Carbon Monoxide/Smoke Detector with RealTest Technology
COSMO-2W|BK-COSMO2W
System Sensor COSMO-2W i4 Series, 12/24V, 2-Wire, System-Connected, Combination Carbon Monoxide/Smoke Detector with RealTest Technology
COSMO-2W|BK-COSMO2W