We just made a last minute switch from Zehnder’s Energy Recovery Ventilator (ERV) to Ultimate Air’s ERV for our Manhattan Passive House project.
There were two main factors in this decision: price and USA made.
Zehnder is a great unit and Barry the sales rep is a great guy. You’ve got top grade quality and […]
Here is a discussion between myself and other Passive House people regarding what ventilation system to use in the New York Passive house Eco Brooklyn is building. I originally got a bid for an ERV from Barry Stephens at Zehnder, which I thought was expensive. That prompted me to ask around for other options. The […]