Air Source Heat Pump vs Electric Combi Boiler
Features Air Source Heat Pump (ASHP) 12kW Electric Combi Boilers Upfront Cost Higher (£13,500 to £25,000) Lower (£2,949 to £3,550) Annual Running Cost Lower (£1,334.81) Higher (£2,376.08) Maintenance More frequent, higher cost of parts and labour. Less frequent, lower cost of parts and labour. Energy Efficiency Very high (COP of 2.5 to 4) High, improving […]