Consumer unit upgrades on a post-war semi is one of the more commonly misquoted jobs, largely because nobody tests before pricing it. That shapes every line on the quote. What we are really assessing is condition, not age. Fixed price at quote stage, calibrated to c.1945–1965 construction matters; the date on the board does not, by itself. That holds whether the property is owned, let or being sold.
Merthyr Tydfil sits inside the area we work daily, so a follow-up visit is not a logistical problem if one is needed. Two properties on the same street can differ on this entirely. A short guide to consumer unit upgrades on a post-war semi for Merthyr Tydfil property, written by the person who would do the work.



