08 November 2024 Mitsubishi Electric: 8 out of 10 homeowners still using gas Posted on 8th November 20248th November 2024 by Max Banner UK consumers still overwhelmingly rely on carbon-intensive home heating systems, and 79% use a gas boiler. Just 4% of homeowners use an air-source heat pump in their homes – all according to a new survey from Mitsubishi Electric and Censuswide.