smoke alarms ....
"Allan" wrote in message
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On 17/09/2018 21:12, Jim GM4DHJ ... wrote:
are optical smoke alarms better for less false alarms than ionising
ones...in practice I mean ? .....
Which Sept 2018 has a review of Smoke Alarms.
(Sorry, can't seem to find a pdf of it to post: will keep looking)
good man
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