Written Question·Department for Energy Security and Net Zero·UIN 71536
Boilers: Batteries
Tabled: 29 August 2025
Answered: 8 September 2025
Named DayQuestion
Josh Newbury
Labour — Cannock Chase
To ask the Secretary of State for Energy Security and Net Zero, what assessment his Department has made of the potential impact of battery enabled boilers could make on decarbonising domestic heating in smaller homes.
Answer
Michael ShanksHeat batteries, sometimes referred to as ‘battery enabled boilers’, can utilise time-of-use tariffs and do not require outside space; however, they are less efficient than heat pumps. Heat batteries could meet the needs of some smaller homes, however if t...
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