Boris Johnson 'puts ban on new gas boilers back by five years to 2040' after backlash over soaring heating costs Britons are set to be allowed up to five more years before a ban on sales of all new gas boilers comes into force Prime Minister Boris Johnson is looking at delaying the ban by five years to 2040 over soaring 'net zero' cost Move would give millions of households more time for new hydrogen boilers and heat-pumps to fall in price It comes amid a mounting backlash over the spiralling cost of Mr Johnson's so-called green revolution