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m463
on April 16, 2021
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'Whitest ever' paint reflects 98% of sunlight
I think what might be interesting is like two-sided louvers over your roof. black on one side, white on the other.
Flip from one side to the other to help maintain temperature by absorbing or reflecting sunlight.
Consider applying for YC's Fall 2025 batch! Applications are open till Aug 4
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Flip from one side to the other to help maintain temperature by absorbing or reflecting sunlight.