On Sunday, 1 December 2019 11:26:26 UTC, Bob Eager wrote:
We have six (interlinked).

5. Vestibule (electricity intake etc), hall, Lounge, bedroom1, bedroom 2. Kitchen heat and CO detectors. All interlinked.

Should really have one in bedroom three to make the system compliange with Grade LDwhatever but I think it's unlikely anyone will be in bedroom 3 alone in the house.

Owain