C
Cumbria Handyma
Believe me it is very easily do able and to as high a standard as you will get.
The same as a 10 rad heating system in one day on your own is too, with nothing to snag when its done. Some guys can some can't,
Outside tap 1/2 hour, Absolute, total, complete, utter, irrefutable, genuine, honest, reality, cobblers. Dream on people.