Notes
Detached pre and post-1990 houses
Category | Air Source Heat Pump | |
Source | NERA & AEA | |
Capital cost | £(2010)650-750/KW | 650–750£(2010)/KW |
Operating cost | £(2009)4/KW | 4£(2010)/KW |
Year for which cost is valid | 2009 | 2009 |
Typical size | 14KW | |
Typical average output | 4-23% | |
Typical efficiency | 250-275% | |
Typical life | 18 years |
Detached pre and post-1990 houses