As you say this is a DIY Forum, not a Forum designed to give information on how to circumnavigate laid down legislation on how to bodge works to your advantage
Both your electrical problem and fire doors question need addressing by the relevant competent installers and certificated for Insurance Purposes
If this is not the answer you want to hear so be it
Both your electrical problem and fire doors question need addressing by the relevant competent installers and certificated for Insurance Purposes
If this is not the answer you want to hear so be it