Nineteen years of ‘free power’ from solar PV, says ECIU, as storage costs drive price plunge
Payback periods as low as six years on new rooftop solar means up to 19 years of free power now for property owners who install panels, academics at the Energy & Climate Intelligence Unit have calculated. With UK rooftop installations now running at a reported 8,000 per month, consumers adopting PV are responding rationally to price signals