Solar Freakin’ Roofs!

How viable is Tesla’s Solar Roof concept?

What did Elon Musk not mention at the product launch?

UPDATE: Yes, the press kit mentions they all have identical looking solar and non-solar tiles to chose from for shaded/inefficent areas.

How efficient are they?

Who much energy is required to manufacture them?

What about optimum angle to the sun?

Energy required for existing roof construction HERE

International Energy Agency on Efficiency HERE

US Government on PV Energy Payback HERE

List of solar single companies that have gone bust HERE

Dow Chemical Solar shingles goes out of business HERE

Solar shingle efficiency HERE

Sun position and angle/elevation calculator HERE

Forum HERE