By Trish Holder
My home is heated and cooled with a geothermal heat pump – also known as a ground source heat pump. I was sold on the idea of geothermal heating and cooling for the same reasons that I suspect most homeowners are:
- The promise of lower energy costs
- The attractive renewable energy tax credits, which make it easier to come to terms with the rather exorbitant cost
- The belief that this is truly a more environmentally responsible choice since geothermal heat pumps do not rely on combustible fuel
- The “cool factor” associated with owning a geothermal system (This was not a major driver for me, but I do get a warm glow when people are impressed that I have a highly regarded technology in my home.)
I now question (and with good reason) the validity of the first and most significant incentive for purchasing a geothermal heat pump: Lower energy costs. Read more....