A ventilation system is a designed setup that helps to circulate and exchange fresh air with the stale air in a specific place or building. It helps to keep the air clean, remove odors, control temperature, and reduce humidity levels.
Most green builders include some type of mechanical ventilation system in every home they build. (greenbuildingadvisor.com)
A whole - house heat recovery ventilation system with an efficiency rating of over 90 % provides fresh air 24/7. (testudio.com)
However, voluntary standards are available that guide the installation of ventilation systems when new schools are constructed, she adds. (educationworld.com)