testo 317-3 - CO Monitor
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Ready to go: no zero phase
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Alarm with adjustable thresholds
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Carry case with belt clip and handstrap
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3-year CO sensor warranty
Carbon monoxide is a killer. That’s why CO checks need to be carried out when a gas heating or boiler is being serviced or installed. The compact testo 317-3 CO meter is designed to provide you with a quick and reliable means of testing the surrounding air for carbon monoxide.
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