Yannell Foundation for Sustainable Development Selects HPZS for it’s First PHIUS+ Certified Renovation

HPZS will be working with owner and founder of the Yannell Foundation for Sustainable Development, Dr. Michael Yannell, to turn an existing two-story residence in the Ravenswood neighborhood into PHIUS+ Certified home.

It is the first of it’s kind speculative Energy Star ZERH (Zero-Ready Energy Home) PHIUS+ renovation in Illinois and will be on the market in late 2018.

The PHIUS+ Certification Program is the leading passive building certification program in North America. It is the only passive building certification that combines a thorough passive house design verification protocol with a stringent Quality Assurance/Quality Control (QA/QC) program performed onsite by highly skilled and specialized PHIUS+ Raters and Verifiers.

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