New Metal fuse board installation incorporating TWIN RCD protection to the latest 17th edition regulations including new trip type fuses.
Your fuseboard at present may be an old re-wirable fuseboard, this requires a piece of wire to get hot in the event of a fault and burn apart.
This, as you would expect, can be a very slow process. A current RCD switch trips out within 40 milliseconds in the event of an earth fault.
Much quicker and safer, call for a quote !