A home ventilation system brings in fresh air from outside and drives away the polluted, stale air from inside, thereby ensuring a healthy living condition for the inmates of the house. It also helps to keep the humidity levels under check, that is, within the moderate 30-50%. The air inside your house is often over-used because fresh air gets in only when you open doors or windows. Since today‚Äôs homes are made more energy-efficient, the indoor air quality deteriorates and…