As soner said
Ok there is a few hundred quid involved but it will make life a whole lot easier
BTW bet you do not service your own car and you get a garage to do it for you and just cough knowing the work is done and you will be safe
Please do not fug about I have had to test a house where a 9 month old baby was killed by dodgy electrics
FOR WHY BECAUSE IT WAS A CHEAP OPTION TO DIY
ELECTRICITY KILLS
Yes I do get a bit passionate at times