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FireAngel CO-9X-10T-FF review

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If you buy the FireAngel CO-9X-10T-FF Carbon Monoxide Alarm you won’t need to replace it for a whole decade, which is about the top end of any carbon monoxide detector we’ve seen. It’s certainly long-lasting, but is it actually any good at sniffing out the deadly gas? We put this FireAngel carbon monoxide detector through its paces in our test tab to find out.
Is it worth your money?
Or is it a waste of cash?

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