Or into reducing demand. How many homes could you insulate for even a tenth of the cost of this project? There are around 4 milion UK homes using electric sto

Or into reducing demand. How many homes could you insulate for even a tenth of the cost of this project? There are around 4 milion UK homes using electric storage heaters or ancient oil heating systems for starters. Office blocks waste vast amounts of electricity on heating and cooling that could be reduced through tougher building regulations.