Why shouldn't I replace my own sensors?

Why doesn't my CO sensor zero quickly?

Why does the cold affect my readings?

Where does CO come from?

What general care should be taken of gas analysers?

What are the effects of Carbon Monoxide?

What are safe levels of CO and CO2 in rooms?

I've had my analyser for a couple of years - I have hardly used it and now it doesn't work - why?

Does cold weather affect my analyser?

Carbon Monoxide

Can water damage my analyser?

My analyser is reading CO in fresh air, from switch on.

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