If a previous certificate exists, eicr — electrical safety checks on a period flat usually starts by checking whether it still reflects reality. No wholesale "modernise everything" pitch when the existing installation is sound. The most useful thing you can tell us on the first call is what changed immediately before you noticed the problem. Around CF37–CF38 it is the single most common reason a job runs long.
If you have had conflicting advice, it is usually because someone quoted without checking cable routing planned around solid or mixed masonry, partition. Two electricians looking at the same readings tend to agree. For tightly-packed Taff valley terraces in Treforest and Cilfynydd that detail matters more than it does elsewhere. Eicr — electrical safety checks on a period flat is one of the more commonly misquoted jobs, largely because nobody tests before pricing it.



