New research suggests that the amount of UK house fires could be double offical government statistics.Stone Wool insulation provider Rockwool has found only half of all UK house fires were attended by fire brigades in the last five years.The rest of the blazes were dealt with by homeowners themselves and their neighbours.Official statistics only record incidents attended by fire brigades, of which there were 45,000 in 2010-11 according to the Department for Communities and Local Government.Rockw...