Which approach really burns more heating oil - keeping the house at a constant medium temperature (say, 64 degrees) or keeping it very low most of the time (58-60) but bringing it up to a higher temperature (say, 66 degrees) once or twice a day? [more inside]
posted by anastasiav on Apr 4, 2008 - 11 answers

We're considering swapping out our existing oil-burning furnace/hot water heater for a furnace that burns ... something else. I'm interested in hearing suggestions/anecdotes about what the 'something else' should be. [more inside]
posted by anastasiav on Jul 8, 2005 - 13 answers