Following on from the many posts in which guests have smoked in a non-smoking house, have any of you tried these:
https://www.google.co.uk/search?q=anti+smoking+detector
Do they work? Are any better than others?
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Following on from the many posts in which guests have smoked in a non-smoking house, have any of you tried these:
https://www.google.co.uk/search?q=anti+smoking+detector
Do they work? Are any better than others?