The number of heat pumps installed through low-income schemes has been falling (from a high of 5,700 in Q2 2024 down to 3,800 in Q2 2025) while the number being installed through BUS continues to grow steadily. As a result, the proportion of government-backed heat pumps delivered by low-income schemes has fallen. Source: DESNZ (2025) Heat Pump Deployment statistics
