However, most central heating systems are very inefficient and do not save heat in the way in which they should. Fine to consider heat pumps and other forms of lower priced energy, but where most consumers should start is by replacing their boiler time clock with a HeatingSave controller. In almost all cases it"s the best way of how to save on heating and save heating costs generally. 15% to 30%+ save on heating bills are easily achievable and the PC software costs out just how much you save on home heating.