ERV or HRV? Choosing the Right Ventilation System for Balanced Indoor Airflow
If your home feels stuffy, overly dry in winter, or too humid in summer, your ventilation system might need an upgrade. Today’s tightly sealed homes do a great job of keeping in heat or cool air, but they also trap stale air inside. That’s where systems like ERVs and HRVs come into play. These systems pull in clean air from outside and push out old indoor air, all while keeping your indoor temperature steady. What These Systems Actually Do When you look at an energy recovery ventilator or a heat recovery ventilator, the name might sound complicated. The job they do is pretty simple. Both systems bring fresh air into your home and move stale indoor air out. But instead of just trading air, they also help keep indoor temperatures steady. So, in winter, the cold outside air doesn’t flood your living room with icy drafts. In summer, you don’t end up pulling in warm, sticky air. These systems help your HVAC setup work better without wasting what you’ve already paid to heat or cool. The way they manage that balance is where the two start to differ. They both recover energy from the air moving out and use it...
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