However, Robb added, "In the state of health that Fai was in it may well be that rapid contact with occupants of the flat by the power company would have been too late for Fai".
Robb acknowledged a loss of oxygen supply because of a power outage was likely to have affected Deane and may have been a factor in her death, but found her cause of death to be from cor pulmonale antecedent to cystic bronchiectasis.
Rolfe was sentenced last August on a criminal nuisance charge, after admitting he deliberately crashed into a series of Taupo power poles, cutting the supply to 630 homes, because he was upset and depressed his partner was moving overseas.
He was sentenced to 120 hours' community work and disqualified from driving for five months.