A client recently asked me how much it costs to raise her home's temp during the day. This is a simple way you can get that same info (this is a different cost from maintaining that temp): For gas heating systems: Get a stable home temp (turn the thermostat Read more »
Given the same mechanism for heat transfer (blowing air over a heating element, for example) gas and electricity use the same amount of energy to heat the same volume of air. Energy is measured in many different units, but generally British Thermal Units (BTUs) for gas and kilowatt hours (KWh) Read more »
Every building material resists heat flow in some manner. Glass does it poorly, fluffed insulation does it really well. The ability of a material to resist heat flow is called its R-value. When I recommend ugrades, such as adding insulation to the attic, I use software that generates a Read more »