Share 'Ventilation and ERVs--Yellow Flag?'

Build it tight AND ventilate right! With tighter building envelopes, getting ventilation right is critical to indoor air quality (IAQ) and occupant health.  In a recent editorial in Home Energy, Max Sherman, a senior scientist at Lawrence Berkeley National Lab, wrote about energy recovery ventilators (ERV): "A heat recovery ventilator (HRV) recovers sensible heat by exchanging heat between incomi…