Combination CO Monitor and Gas Monitor is Made In USA by Family Saf e ty Prod ucts
SafetySirenPro Series 3 in 1 dual gas alarmmonitors carbon monoxideand natural gas/ propane gas with two sensors and two 85dB alarms. Computerized calibration helps eliminate false alarms. For propane detection, install near the floor close to a propane furnace, propane heater or propane cooking range. For natural gas monitoring, plug into an electrical outlet near the ceiling above a natural gas appliance. Made in the USA, this combination gas alarm is a 120VAC direct plug in gas monitor for both carbon monoxide and for combustible gas with a safety tab (through which the single screw outlet screw goes).
Safety Siren HS80504 Carbon Monoxide and Combustible Gas Alarm has built-in self diagnostics to test the alarms. Power consumption of about 15 watts. Carbon monoxide sensor calibrated at 200 ppm CO (as required by UL-2034).
Combustible gas sensor alarm trip point set at less than 25% of LEL (Lower Explosive Limit) of natural gas and propane.
Air Sampling: every 2-1/2 minutes. Advanced surface mount circuitry increases reliability.Dimensions: 4.7 inches x 3.1 inches x 2.1 inches. Weight: 12 ounces. 5 year limited warranty by Family Safety Products.