Berkeley budget breakdown Bay area renovation Heath tiles  Nano doors indoor-outdoor

Budget Breakdown: A Former Berkeley Commune Is Surgically Renovated for $944K11/18

The NanaWall door system created another challenge in terms of seismic retrofitting since it created such a large opening. "Meeting current seismic code is a really high bar; you do a lot of work no one sees," says Pond. The Gellermans chose to bring their first and second floors up to seismic code for existing structures.

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