Several years ago we built on to our home, adding a Granny Flat for my Mom. It’s been awesome!! She has her own kitchen, bathroom and enclosed patio. We thought of everything….. Well, I thought we had. In hindsight we should have added her own heater. When it’s cold and The Husband and I turn on the furnace it’s stifling hot in the main part of the house before it really reaches her. We tried everything from closing all of our vents except the family room where we hang out but that didn’t help. We started shopping for space heaters but my Mom has a very curios cat and 3…