Thanks, I follow Matt so I saw that, but couldn't figure out how they made the exterior wood stand up to the elements. Yes, PassivHaus or even NetZero type sta

Thanks, I follow Matt so I saw that, but couldn't figure out how they made the exterior wood stand up to the elements. Yes, PassivHaus or even NetZero type standard, but without an electrically-powered ERV. I don't think it is possible, so I've been looking at minimizing the power requirements.