There are 20 million heating systems in Germany, 80 percent of which still run on fossil fuels such as oil and gas. That needs to change. If the federal government has its way, half a million should be made every year Heat pumps be installed in homes. But as demand skyrocketed during the 2022 energy crisis and manufacturers couldn’t keep up with production, the debate about the… Heating law there was some uncertainty last year. Now the rules are clear, the funding is available, and the devices can be delivered quickly. Still, many homeowners have questions. We answer them.