Solar Heat and Power Roof Panels – Ready to Install Now

The top layer of the roofing product (pictured) generates electricity in the same way as solar PV modules – although it uses thin film technology for less weight and thickness – while heat is trapped and distributed between the two layers for use in water and space heating.

http://reneweconomy.com.au/2014/bluescope-unveils-world-first-solar-roof-with-heat-and-power-32417