Shortly after Zehnder America announced the release of its new ComfoAir 70 energy recovery ventilation unit in the North American market, the Journal of Light Construction profiled the installation of the first two units in the United States. The article, entitled “Effective, Retrofit ERV,” examines how the ComfoAir 70 can be installed without ductwork, creating a simple ventilation solution for existing apartments and homes.Writer Ted Cushman explains how the ComfoAir 70 energy recovery ventilator transfers both humidity and heat between the exhaust and intake air streams, saving energy and adjusting humidity levels in the home. He visited the job site where Jim Bradley was completing a deep energy retrofit of a Vermont home and installing two ComfoAir 70 energy recovery ventilators.
