About a decade ago the US tax code gave rebates for improving homes to be more energy efficient. I think this started in Bush & went through Obama. I know a lo

About a decade ago the US tax code gave rebates for improving homes to be more energy efficient. I think this started in Bush & went through Obama. I know a lot of people who upgraded windows & insulation. Many also did geothermal heating. I've heard from some trades people a lot of negatives about this one though.