Mains Powered Smoke and Heat Alarms

[sadlam]

Hi Guys,

I've recently had advice from you on smoke and heat alarms which was really useful.

When installing these alarms on the lighting circuits, are they wired loop in/loop out or single cable off a JB ?

Many thanks

 

[Andy™]

all interlinked with 3c&e unless they are radio bases

 

[sadlam]

Thanks Andy, much appreciated.