Zero House zeros out greenhouse gases, utility bills, toxic materials

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Chris with panel
credit: Lloyd Alter/ Chris Magwood with panel

And these are very interesting panels; not your usual Structural Insulated panel of foam and OSB board, they are made entirely of what they claim are all-natural, sustainably sourced, carbon sequestering materials. Insulation materials used include straw bale, cellulose, and mycelium board made from mushrooms.

But actually, that stuff on the exterior of the panel isn't natural at all.

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