Owners and landlords across CF82 ask about this in roughly equal numbers, for slightly different reasons. Everything is priced on the quote — nothing added on invoice. Photographs of anything hidden are taken as standard, because you should not have to take our word for what is above the ceiling. You will get the plain version, not the technical one, unless you ask.
The order of work matters: isolate, test, explain, then price. Skipping the middle two is how people end up paying twice. Certificate at the end, delivered is the part worth confirming rather than assuming. Searching "consumer unit upgrades new-build Ystrad Mynach" from a Ystrad Mynach address usually means you want a straight answer before you want a salesperson.



