expected operational lifetime of a solar panel is 25 years http://www.theecoexperts.co.uk/life-expectancy-solar-panels http://www.theecoexperts.co.uk/life-expectancy-solar-panels http://www.theecoexperts.co.uk/life-expectancy-solar-panels http://www.theecoexperts.co.uk/life-expectancy-solar-panels expected operational lifetime of a solar panel is 25 years http://www.theecoexperts.co.uk/life-expectancy-solar-panels http://www.theecoexperts.co.uk/life-expectancy-solar-panels Source on Life Expectancy of Panels http://www.theecoexperts.co.uk/life-expectancy-solar-panels http://www.theecoexperts.co.uk/life-expectancy-solar-panels http://www.theecoexperts.co.uk/life-expectancy-solar-panels http://www.theecoexperts.co.uk/life-expectancy-solar-panels