Both my smoke alarms (same model) that run on 12v and have a relay, so not only did they run on the Idratek power supply, they were connected to an input so that things happened if either went off.. have passed their best before date 
Plus they are no longer manufactured and I can't find a suitable alternative. Any recommendations please?
Thanks Chris

Plus they are no longer manufactured and I can't find a suitable alternative. Any recommendations please?
Thanks Chris
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