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WARNING: A loud alarm is a warning that high and potentially lethal levels of carbon monoxide are present. Never ignore this alarm, further exposure can be fatal.
Low-level CO monitor Specifications for model, NSI 6000.
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Warranty Coverage: National Safety Instruments, LLC (NSI) warrants to the original purchaser that the enclosed NSI 6000 low-level carbon monoxide monitor, excluding the battery, shall be free from defects in materials and workmanship under normal residential use and service for a period of five (5) years from the date of purchase.
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