Belgium does, in fact, not have electric heating in most houses. The most popular heate sources are gas and oil (diesel, often incorrectly referred to as mazout

Belgium does, in fact, not have electric heating in most houses. The most popular heate sources are gas and oil (diesel, often incorrectly referred to as mazout). Electricity is very expensive in Belgium. Air source electric heat pumps are on the rise, but it'll be decades before they catch up to gas.