The Zehnder Cooling ComfoPost is the silver box above the MVHR on the right-hand side – HSL Ltd 2022 Published 12 June 2022 at 980 × 607 in Supremely Efficient Dutch Barn New Build with High Performance Cooling via MVHR The Zehnder Cooling ComfoPost is the silver box above the MVHR on the right-hand side. The Zehnder Cooling ComfoPost is the silver box above the MVHR on the right-hand side ← Previous Next →