3 ms·
The dryness problem normally only occurs if the air change rate is higher than the recommended 0.3. In large buildings this requires rather sophisticated ventil
by n1000 7y ago
The dryness problem normally only occurs if the air change rate is higher than the recommended 0.3. In large buildings this requires rather sophisticated ventilation systems. There are also heat exchangers that recover humidity.
- ip26 7y agoIn fact I found that it seems ERV (recovers heat & humidity) is more common than HRV (recovers only heat) these days. Possibly for the simple reason that ERV suffers less from the exhaust icing up.