Full property rewires on a stone cottage: what is involved, what it depends on, and what we would check first at a CF82 address. On a stone cottage you should expect us to flag: TT earthing with an aged earth rod — measured Ra values often above the safe threshold; damp near the incoming supply because the meter sits in an old outhouse; no SPD, and rural supply overhead lines that see genuine lightning-strike risk. Where the answer is to leave it alone for now, that is exactly what we will tell you. That is the difference between a guess and a measurement.
A quote that arrives before any testing is a guess with a number on it. We do it the other way round. That holds whether the property is owned, let or being sold. What follows is what we actually do about full property rewires on a stone cottage in Ystrad Mynach, rather than a general description of the trade.
