EHTT: October 2025

Ambient's October EHTT reveals consumer demand continues to surge, with Boiler Upgrade Scheme activity up 19% year-on-year in August 2025. Meanwhile, 1 in 4 new builds in England and Wales are now fitted with heat pumps, continuing the trend in 2025. However, dwindling ECO4 installations highlight the urgent need for government support to sustain growth in low-income retrofits and prevent market slowdown.