Zehnder America, Inc. is Recognized for its Cutting-edge Residential Heat
Zehnder America announces that it has completed the 3rd party testing of the Zehnder ComfoAir 350 HRV and has joined the Home Ventilating Institute (http://www.hvi.org) who is making these test results public. This breakthrough is the confirmation that Zehnder America is leading the way of the next generation of Heat and Energy Recovery Ventilation Systems in North America. Zehnder’s ComfoAir 350HRV with its counter flow heat-exchanger recovers over 90% of the room temperature. As a result, during a cold winter day, the incoming fresh air into the ho